diff --git a/package.json b/package.json
index 1e969774..b027b1ec 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "safe-react",
-  "version": "2.3.1",
+  "version": "2.4.0",
   "description": "Allowing crypto users manage funds in a safer way",
   "website": "https://github.com/gnosis/safe-react#readme",
   "bugs": {
diff --git a/src/logic/addressBook/model/addressBook.ts b/src/logic/addressBook/model/addressBook.ts
index fb4fd19f..f051fe18 100644
--- a/src/logic/addressBook/model/addressBook.ts
+++ b/src/logic/addressBook/model/addressBook.ts
@@ -1,6 +1,12 @@
 import { Record } from 'immutable'
 
-export const makeAddressBookEntry = Record({
+export interface AddressBookEntryProps {
+  address: string
+  name: string
+  isOwner: boolean
+}
+
+export const makeAddressBookEntry = Record<AddressBookEntryProps>({
   address: '',
   name: '',
   isOwner: false,
diff --git a/src/logic/addressBook/store/actions/loadAddressBookFromStorage.ts b/src/logic/addressBook/store/actions/loadAddressBookFromStorage.ts
index 20cfe570..88009c78 100644
--- a/src/logic/addressBook/store/actions/loadAddressBookFromStorage.ts
+++ b/src/logic/addressBook/store/actions/loadAddressBookFromStorage.ts
@@ -1,4 +1,4 @@
-import { List, Map } from 'immutable'
+import { List } from 'immutable'
 
 import { loadAddressBook } from 'src/logic/addressBook/store/actions/loadAddressBook'
 import { buildAddressBook } from 'src/logic/addressBook/store/reducer/addressBook'
@@ -8,11 +8,12 @@ import { safesListSelector } from 'src/routes/safe/store/selectors'
 const loadAddressBookFromStorage = () => async (dispatch, getState) => {
   try {
     const state = getState()
-    let addressBook = await getAddressBookFromStorage()
-    if (!addressBook) {
-      addressBook = Map([])
+    let storedAdBk = await getAddressBookFromStorage()
+    if (!storedAdBk) {
+      storedAdBk = []
     }
-    addressBook = buildAddressBook(addressBook)
+
+    let addressBook = buildAddressBook(storedAdBk)
     // Fetch all the current safes, in case that we don't have a safe on the adbk, we add it
     const safes = safesListSelector(state)
     const adbkEntries = addressBook.keySeq().toArray()
diff --git a/src/logic/addressBook/utils/index.ts b/src/logic/addressBook/utils/index.ts
index b0131480..7fb48374 100644
--- a/src/logic/addressBook/utils/index.ts
+++ b/src/logic/addressBook/utils/index.ts
@@ -1,11 +1,12 @@
 import { loadFromStorage, saveToStorage } from 'src/utils/storage'
+import { AddressBookEntryProps } from './../model/addressBook'
 
 const ADDRESS_BOOK_STORAGE_KEY = 'ADDRESS_BOOK_STORAGE_KEY'
 
-export const getAddressBookFromStorage = async () => {
-  const data = await loadFromStorage(ADDRESS_BOOK_STORAGE_KEY)
+export const getAddressBookFromStorage = async (): Promise<Array<AddressBookEntryProps> | undefined> => {
+  const data = await loadFromStorage<Array<AddressBookEntryProps>>(ADDRESS_BOOK_STORAGE_KEY)
 
-  return data || []
+  return data
 }
 
 export const saveAddressBook = async (addressBook) => {
diff --git a/src/logic/safe/utils/safeStorage.ts b/src/logic/safe/utils/safeStorage.ts
index 34446b8b..868bf207 100644
--- a/src/logic/safe/utils/safeStorage.ts
+++ b/src/logic/safe/utils/safeStorage.ts
@@ -27,8 +27,8 @@ export const getLocalSafe = async (safeAddress) => {
   return storedSafes[safeAddress]
 }
 
-export const getDefaultSafe = async () => {
-  const defaultSafe = await loadFromStorage(DEFAULT_SAFE_KEY)
+export const getDefaultSafe = async (): Promise<string> => {
+  const defaultSafe = await loadFromStorage<string>(DEFAULT_SAFE_KEY)
 
   return defaultSafe || ''
 }
diff --git a/src/logic/tokens/store/actions/loadActiveTokens.ts b/src/logic/tokens/store/actions/loadActiveTokens.ts
index c384bd4e..7b4ae61b 100644
--- a/src/logic/tokens/store/actions/loadActiveTokens.ts
+++ b/src/logic/tokens/store/actions/loadActiveTokens.ts
@@ -7,7 +7,7 @@ import { getActiveTokens } from 'src/logic/tokens/utils/tokensStorage'
 
 const loadActiveTokens = () => async (dispatch) => {
   try {
-    const tokens = await getActiveTokens()
+    const tokens = (await getActiveTokens()) || {}
     // The filter of strings was made because of the issue #751. Please see: https://github.com/gnosis/safe-react/pull/755#issuecomment-612969340
     const tokenRecordsList = List(
       Object.values(tokens)
diff --git a/src/logic/tokens/store/actions/removeToken.ts b/src/logic/tokens/store/actions/removeToken.ts
deleted file mode 100644
index d6aab7bc..00000000
--- a/src/logic/tokens/store/actions/removeToken.ts
+++ /dev/null
@@ -1,19 +0,0 @@
-import { createAction } from 'redux-actions'
-
-import { removeFromActiveTokens, removeTokenFromStorage } from 'src/logic/tokens/utils/tokensStorage'
-
-export const REMOVE_TOKEN = 'REMOVE_TOKEN'
-
-export const removeToken = createAction(REMOVE_TOKEN, (safeAddress, token) => ({
-  safeAddress,
-  token,
-}))
-
-const deleteToken = (safeAddress, token) => async (dispatch) => {
-  dispatch(removeToken(safeAddress, token))
-
-  await removeFromActiveTokens(safeAddress, token)
-  await removeTokenFromStorage(safeAddress, token)
-}
-
-export default deleteToken
diff --git a/src/logic/tokens/store/reducer/tokens.ts b/src/logic/tokens/store/reducer/tokens.ts
index 418da6b0..50dc1def 100644
--- a/src/logic/tokens/store/reducer/tokens.ts
+++ b/src/logic/tokens/store/reducer/tokens.ts
@@ -2,7 +2,6 @@ import { Map } from 'immutable'
 import { handleActions } from 'redux-actions'
 
 import { ADD_TOKEN } from 'src/logic/tokens/store/actions/addToken'
-import { REMOVE_TOKEN } from 'src/logic/tokens/store/actions/removeToken'
 import { ADD_TOKENS } from 'src/logic/tokens/store/actions/saveTokens'
 import { makeToken } from 'src/logic/tokens/store/model/token'
 
@@ -27,12 +26,6 @@ export default handleActions(
 
       return state.set(tokenAddress, makeToken(token))
     },
-    [REMOVE_TOKEN]: (state, action) => {
-      const { token } = action.payload
-      const { address: tokenAddress } = token
-
-      return state.remove(tokenAddress)
-    },
   },
   Map(),
 )
diff --git a/src/logic/tokens/utils/tokenHelpers.ts b/src/logic/tokens/utils/tokenHelpers.ts
index eab9ec7e..4fab2c79 100644
--- a/src/logic/tokens/utils/tokenHelpers.ts
+++ b/src/logic/tokens/utils/tokenHelpers.ts
@@ -1,4 +1,3 @@
-import memoize from 'lodash.memoize'
 import logo from 'src/assets/icons/icon_etherTokens.svg'
 import generateBatchRequests from 'src/logic/contracts/generateBatchRequests'
 import {
@@ -26,7 +25,7 @@ export const getEthAsToken = (balance: string): Token => {
   })
 }
 
-export const isAddressAToken = async (tokenAddress): Promise<boolean> => {
+export const isAddressAToken = async (tokenAddress: string): Promise<boolean> => {
   // SECOND APPROACH:
   // They both seem to work the same
   // const tokenContract = await getStandardTokenContract()
@@ -45,36 +44,49 @@ export const isTokenTransfer = (tx: any): boolean => {
 }
 
 export const isSendERC721Transaction = (tx: any, txCode: string, knownTokens: any) => {
+  // "0x57f1887a8BF19b14fC0dF6Fd9B2acc9Af147eA85" - ens token contract, includes safeTransferFrom
+  // but no proper ERC721 standard implemented
   return (
-    (txCode && txCode.includes(SAFE_TRANSFER_FROM_WITHOUT_DATA_HASH)) ||
+    (txCode &&
+      txCode.includes(SAFE_TRANSFER_FROM_WITHOUT_DATA_HASH) &&
+      tx.to !== '0x57f1887a8BF19b14fC0dF6Fd9B2acc9Af147eA85') ||
     (isTokenTransfer(tx) && !knownTokens.get(tx.to))
   )
 }
 
-export const getERC721Symbol = memoize(
-  async (contractAddress: string): Promise<string> => {
+export const getERC721Symbol = async (contractAddress: string): Promise<string> => {
+  let tokenSymbol = 'UNKNOWN'
+  try {
     const ERC721token = await getERC721TokenContract()
     const tokenInstance = await ERC721token.at(contractAddress)
-    return tokenInstance.symbol()
-  },
-)
+    tokenSymbol = tokenInstance.symbol()
+  } catch (err) {
+    console.error(`Failed to retrieve token symbol for ERC721 token ${contractAddress}`)
+  }
+  return tokenSymbol
+}
 
 export const getERC20DecimalsAndSymbol = async (
   tokenAddress: string,
 ): Promise<{ decimals: number; symbol: string }> => {
-  const tokenInfos = await getTokenInfos(tokenAddress)
+  const tokenInfo = { decimals: 18, symbol: 'UNKNOWN' }
+  try {
+    const storedTokenInfo = await getTokenInfos(tokenAddress)
 
-  if (tokenInfos === null) {
-    const [tokenDecimals, tokenSymbol] = await generateBatchRequests({
-      abi: ALTERNATIVE_TOKEN_ABI,
-      address: tokenAddress,
-      methods: ['decimals', 'symbol'],
-    })
+    if (storedTokenInfo === null) {
+      const [tokenDecimals, tokenSymbol] = await generateBatchRequests({
+        abi: ALTERNATIVE_TOKEN_ABI,
+        address: tokenAddress,
+        methods: ['decimals', 'symbol'],
+      })
 
-    return { decimals: Number(tokenDecimals), symbol: tokenSymbol }
+      return { decimals: Number(tokenDecimals), symbol: tokenSymbol }
+    }
+  } catch (err) {
+    console.error(`Failed to retrieve token info for ERC20 token ${tokenAddress}`)
   }
 
-  return { decimals: Number(tokenInfos.decimals), symbol: tokenInfos.symbol }
+  return tokenInfo
 }
 
 export const isSendERC20Transaction = async (
diff --git a/src/logic/tokens/utils/tokensStorage.ts b/src/logic/tokens/utils/tokensStorage.ts
index c34d7c04..27364f24 100644
--- a/src/logic/tokens/utils/tokensStorage.ts
+++ b/src/logic/tokens/utils/tokensStorage.ts
@@ -1,6 +1,7 @@
-import { List } from 'immutable'
+import { Map } from 'immutable'
 
 import { loadFromStorage, saveToStorage } from 'src/utils/storage'
+import { TokenProps, Token } from './../store/model/token'
 
 export const ACTIVE_TOKENS_KEY = 'ACTIVE_TOKENS'
 export const CUSTOM_TOKENS_KEY = 'CUSTOM_TOKENS'
@@ -9,42 +10,16 @@ export const CUSTOM_TOKENS_KEY = 'CUSTOM_TOKENS'
 // to avoid iterating a large amount of data of tokens from the backend
 // Custom tokens should be saved too unless they're deleted (marking them as inactive doesn't count)
 
-export const saveActiveTokens = async (tokens) => {
+export const saveActiveTokens = async (tokens: Map<string, Token>): Promise<void> => {
   try {
-    await saveToStorage(ACTIVE_TOKENS_KEY, tokens.toJS())
+    await saveToStorage(ACTIVE_TOKENS_KEY, tokens.toJS() as Record<string, TokenProps>)
   } catch (err) {
     console.error('Error storing tokens in localstorage', err)
   }
 }
 
-export const getActiveTokens = async () => {
-  const data = await loadFromStorage(ACTIVE_TOKENS_KEY)
+export const getActiveTokens = async (): Promise<Record<string, TokenProps> | undefined> => {
+  const data = await loadFromStorage<Record<string, TokenProps>>(ACTIVE_TOKENS_KEY)
 
-  return data || {}
-}
-
-export const getCustomTokens = async () => {
-  const data = await loadFromStorage(CUSTOM_TOKENS_KEY)
-
-  return data ? List(data) : List()
-}
-
-export const removeTokenFromStorage = async (safeAddress, token) => {
-  const data = await getCustomTokens()
-
-  try {
-    const index = data.indexOf(token)
-    await saveToStorage(CUSTOM_TOKENS_KEY, data.remove(index))
-  } catch (err) {
-    console.error('Error removing token in localstorage', err)
-  }
-}
-
-export const removeFromActiveTokens = async (safeAddress, token) => {
-  const activeTokens = await getActiveTokens()
-  const index = activeTokens.findIndex((activeToken) => activeToken.name === token.name)
-
-  if (index !== -1) {
-    await saveActiveTokens(safeAddress)
-  }
+  return data
 }
diff --git a/src/logic/wallets/store/middlewares/providerWatcher.ts b/src/logic/wallets/store/middlewares/providerWatcher.ts
index 16c43aa5..0dedb32d 100644
--- a/src/logic/wallets/store/middlewares/providerWatcher.ts
+++ b/src/logic/wallets/store/middlewares/providerWatcher.ts
@@ -10,10 +10,10 @@ const watchedActions = [ADD_PROVIDER, REMOVE_PROVIDER]
 
 const LAST_USED_PROVIDER_KEY = 'LAST_USED_PROVIDER'
 
-export const loadLastUsedProvider = async () => {
-  const lastUsedProvider = await loadFromStorage(LAST_USED_PROVIDER_KEY)
+export const loadLastUsedProvider = async (): Promise<string | undefined> => {
+  const lastUsedProvider = await loadFromStorage<string>(LAST_USED_PROVIDER_KEY)
 
-  return lastUsedProvider || ''
+  return lastUsedProvider
 }
 
 let watcherInterval = null
diff --git a/src/routes/index.tsx b/src/routes/index.tsx
index e8b8e6a9..b9776171 100644
--- a/src/routes/index.tsx
+++ b/src/routes/index.tsx
@@ -7,6 +7,7 @@ import { LOAD_ADDRESS, OPEN_ADDRESS, SAFELIST_ADDRESS, SAFE_PARAM_ADDRESS, WELCO
 import Loader from 'src/components/Loader'
 import { defaultSafeSelector } from 'src/routes/safe/store/selectors'
 import { useAnalytics } from 'src/utils/googleAnalytics'
+import { DEFAULT_SAFE_INITIAL_STATE } from 'src/routes/safe/store/reducer/safe'
 
 const Welcome = React.lazy(() => import('./welcome/container'))
 
@@ -44,7 +45,7 @@ const Routes = ({ location }) => {
             return <Redirect to={WELCOME_ADDRESS} />
           }
 
-          if (typeof defaultSafe === 'undefined') {
+          if (defaultSafe === DEFAULT_SAFE_INITIAL_STATE) {
             return <Loader />
           }
 
diff --git a/src/routes/load/container/Load.tsx b/src/routes/load/container/Load.tsx
index 0fb69162..ff96a306 100644
--- a/src/routes/load/container/Load.tsx
+++ b/src/routes/load/container/Load.tsx
@@ -16,17 +16,25 @@ import { SAFELIST_ADDRESS } from 'src/routes/routes'
 import { buildSafe } from 'src/routes/safe/store/actions/fetchSafe'
 import { history } from 'src/store'
 import { loadFromStorage } from 'src/utils/storage'
+import { Dispatch } from 'redux'
+import { SafeOwner } from '../../safe/store/models/safe'
+import { List } from 'immutable'
 
-export const loadSafe = async (safeName, safeAddress, owners, addSafe) => {
+export const loadSafe = async (
+  safeName: string,
+  safeAddress: string,
+  owners: List<SafeOwner>,
+  addSafe: Dispatch<any>,
+): Promise<void> => {
   const safeProps = await buildSafe(safeAddress, safeName)
   safeProps.owners = owners
 
-  await addSafe(safeProps)
-
   const storedSafes = (await loadFromStorage(SAFES_KEY)) || {}
+
   storedSafes[safeAddress] = safeProps
 
-  saveSafes(storedSafes)
+  await saveSafes(storedSafes)
+  await addSafe(safeProps)
 }
 
 class Load extends React.Component<any> {
diff --git a/src/routes/open/container/Open.tsx b/src/routes/open/container/Open.tsx
index 7c8f2f28..f489fbe3 100644
--- a/src/routes/open/container/Open.tsx
+++ b/src/routes/open/container/Open.tsx
@@ -103,7 +103,7 @@ const Open = ({ addSafe, network, provider, userAccount }) => {
   // check if there is a safe being created
   useEffect(() => {
     const load = async () => {
-      const pendingCreation = await loadFromStorage(SAFE_PENDING_CREATION_STORAGE_KEY)
+      const pendingCreation = await loadFromStorage<{ txHash: string }>(SAFE_PENDING_CREATION_STORAGE_KEY)
       if (pendingCreation && pendingCreation.txHash) {
         setSafeCreationPendingInfo(pendingCreation)
         setShowProgress(true)
@@ -133,7 +133,7 @@ const Open = ({ addSafe, network, provider, userAccount }) => {
   }
 
   const onSafeCreated = async (safeAddress) => {
-    const pendingCreation = await loadFromStorage(SAFE_PENDING_CREATION_STORAGE_KEY)
+    const pendingCreation = await loadFromStorage<{ txHash: string }>(SAFE_PENDING_CREATION_STORAGE_KEY)
 
     const name = getSafeNameFrom(pendingCreation)
     const ownersNames = getNamesFrom(pendingCreation)
@@ -167,7 +167,7 @@ const Open = ({ addSafe, network, provider, userAccount }) => {
   }
 
   const onRetry = async () => {
-    const values = await loadFromStorage(SAFE_PENDING_CREATION_STORAGE_KEY)
+    const values = await loadFromStorage<{ txHash: string }>(SAFE_PENDING_CREATION_STORAGE_KEY)
     delete values.txHash
     await saveToStorage(SAFE_PENDING_CREATION_STORAGE_KEY, values)
     setSafeCreationPendingInfo(values)
diff --git a/src/routes/open/utils/safeDataExtractor.ts b/src/routes/open/utils/safeDataExtractor.ts
index 32b1193b..855c674f 100644
--- a/src/routes/open/utils/safeDataExtractor.ts
+++ b/src/routes/open/utils/safeDataExtractor.ts
@@ -1,6 +1,7 @@
 import { List } from 'immutable'
 
 import { makeOwner } from 'src/routes/safe/store/models/owner'
+import { SafeOwner } from '../../safe/store/models/safe'
 
 export const getAccountsFrom = (values) => {
   const accounts = Object.keys(values)
@@ -18,7 +19,7 @@ export const getNamesFrom = (values) => {
   return accounts.map((account) => values[account]).slice(0, values.owners)
 }
 
-export const getOwnersFrom = (names, addresses) => {
+export const getOwnersFrom = (names, addresses): List<SafeOwner> => {
   const owners = names.map((name, index) => makeOwner({ name, address: addresses[index] }))
 
   return List(owners)
diff --git a/src/routes/safe/components/Apps/index.tsx b/src/routes/safe/components/Apps/index.tsx
index b4039f88..949e37f2 100644
--- a/src/routes/safe/components/Apps/index.tsx
+++ b/src/routes/safe/components/Apps/index.tsx
@@ -21,7 +21,7 @@ import {
 } from 'src/routes/safe/store/selectors'
 import { loadFromStorage, saveToStorage } from 'src/utils/storage'
 import { isSameHref } from 'src/utils/url'
-import { SafeApp } from './types'
+import { SafeApp, StoredSafeApp } from './types'
 
 const APPS_STORAGE_KEY = 'APPS_STORAGE_KEY'
 const APPS_LEGAL_DISCLAIMER_STORAGE_KEY = 'APPS_LEGAL_DISCLAIMER_STORAGE_KEY'
@@ -195,7 +195,7 @@ function Apps({ closeModal, closeSnackbar, enqueueSnackbar, openModal }) {
     setAppList(copyAppList)
 
     // update storage list
-    const persistedAppList = (await loadFromStorage(APPS_STORAGE_KEY)) || []
+    const persistedAppList = (await loadFromStorage<StoredSafeApp[]>(APPS_STORAGE_KEY)) || []
     let storageApp = persistedAppList.find((a) => a.url === app.url)
 
     if (!storageApp) {
@@ -303,7 +303,7 @@ function Apps({ closeModal, closeSnackbar, enqueueSnackbar, openModal }) {
       // recover apps from storage:
       // * third-party apps added by the user
       // * disabled status for both static and third-party apps
-      const persistedAppList = (await loadFromStorage(APPS_STORAGE_KEY)) || []
+      const persistedAppList = (await loadFromStorage<StoredSafeApp[]>(APPS_STORAGE_KEY)) || []
       const list = [...persistedAppList]
 
       staticAppsList.forEach((staticApp) => {
diff --git a/src/routes/safe/components/Apps/types.d.ts b/src/routes/safe/components/Apps/types.d.ts
index 635ba78f..8a8ead9b 100644
--- a/src/routes/safe/components/Apps/types.d.ts
+++ b/src/routes/safe/components/Apps/types.d.ts
@@ -6,3 +6,8 @@ export type SafeApp = {
   disabled?: boolean
   error: boolean
 }
+
+export type StoredSafeApp = {
+  url: string
+  disabled?: boolean
+}
diff --git a/src/routes/safe/components/Apps/utils.ts b/src/routes/safe/components/Apps/utils.ts
index b39862da..d6611f87 100644
--- a/src/routes/safe/components/Apps/utils.ts
+++ b/src/routes/safe/components/Apps/utils.ts
@@ -18,12 +18,9 @@ export const staticAppsList: Array<{ url: string; disabled: boolean }> = [
   // request
   { url: `${process.env.REACT_APP_IPFS_GATEWAY}/QmQapdJP6zERqpDKKPECNeMDDgwmGUqbKk1PjHpYj8gfDJ`, disabled: false },
   // Aave
-  // { url: `${process.env.REACT_APP_IPFS_GATEWAY}/QmUfgEqdJ5kVjWTQofnDmvxdhDLBAaejiHkhQhfw6aYvBg`, disabled: false },
+  { url: `${process.env.REACT_APP_IPFS_GATEWAY}/QmfHFQHCSyaSL8Aq4eWZeB3buy4neiUCPchob2pYdV9gJT`, disabled: false },
   { url: `${gnosisAppsUrl}/compound`, disabled: false },
   { url: `${gnosisAppsUrl}/tx-builder`, disabled: false },
-  { url: `${gnosisAppsUrl}/pool-together`, disabled: false },
-  { url: `${gnosisAppsUrl}/open-zeppelin`, disabled: false },
-  { url: `${gnosisAppsUrl}/synthetix`, disabled: false },
 ]
 
 export const getAppInfoFromOrigin = (origin) => {
diff --git a/src/routes/safe/store/actions/fetchSafe.ts b/src/routes/safe/store/actions/fetchSafe.ts
index 1fed7731..ed8dca20 100644
--- a/src/routes/safe/store/actions/fetchSafe.ts
+++ b/src/routes/safe/store/actions/fetchSafe.ts
@@ -13,6 +13,7 @@ import updateSafe from 'src/routes/safe/store/actions/updateSafe'
 import { makeOwner } from 'src/routes/safe/store/models/owner'
 
 import { checksumAddress } from 'src/utils/checksumAddress'
+import { SafeOwner } from '../models/safe'
 
 const buildOwnersFrom = (
   safeOwners,
@@ -51,7 +52,7 @@ export const buildSafe = async (safeAdd, safeName, latestMasterContractVersion?:
 
   const threshold = Number(thresholdStr)
   const nonce = Number(nonceStr)
-  const owners = List(buildOwnersFrom(remoteOwners, localSafe))
+  const owners = List<SafeOwner>(buildOwnersFrom(remoteOwners, localSafe))
   const needsUpdate = safeNeedsUpdate(currentVersion, latestMasterContractVersion)
   const featuresEnabled = enabledFeatures(currentVersion)
 
diff --git a/src/routes/safe/store/actions/transactions/utils/transactionHelpers.ts b/src/routes/safe/store/actions/transactions/utils/transactionHelpers.ts
index b5b7db88..ba8de692 100644
--- a/src/routes/safe/store/actions/transactions/utils/transactionHelpers.ts
+++ b/src/routes/safe/store/actions/transactions/utils/transactionHelpers.ts
@@ -253,7 +253,20 @@ export const buildTx = async ({
   const refundParams = await getRefundParams(tx, getERC20DecimalsAndSymbol)
   const decodedParams = getDecodedParams(tx)
   const confirmations = getConfirmations(tx)
-  const { decimals = 18, symbol = 'ETH' } = isSendERC20Tx ? await getERC20DecimalsAndSymbol(tx.to) : {}
+
+  let tokenDecimals = 18
+  let tokenSymbol = 'ETH'
+  try {
+    if (isSendERC20Tx) {
+      const { decimals, symbol } = await getERC20DecimalsAndSymbol(tx.to)
+      tokenDecimals = decimals
+      tokenSymbol = symbol
+    } else if (isSendERC721Tx) {
+      tokenSymbol = await getERC721Symbol(tx.to)
+    }
+  } catch (err) {
+    console.log(`Failed to retrieve token data from ${tx.to}`)
+  }
 
   const txToStore = makeTransaction({
     baseGas: tx.baseGas,
@@ -263,7 +276,7 @@ export const buildTx = async ({
     creationTx: tx.creationTx,
     customTx: isCustomTx,
     data: tx.data ? tx.data : EMPTY_DATA,
-    decimals,
+    decimals: tokenDecimals,
     decodedParams,
     executionDate: tx.executionDate,
     executionTxHash: tx.transactionHash,
@@ -286,7 +299,7 @@ export const buildTx = async ({
     safeTxGas: tx.safeTxGas,
     safeTxHash: tx.safeTxHash,
     submissionDate: tx.submissionDate,
-    symbol: isSendERC721Tx ? await getERC721Symbol(tx.to) : symbol,
+    symbol: tokenSymbol,
     upgradeTx: isUpgradeTx,
     value: tx.value.toString(),
   })
diff --git a/src/routes/safe/store/middleware/notificationsMiddleware.ts b/src/routes/safe/store/middleware/notificationsMiddleware.ts
index a28d76c7..48b752ae 100644
--- a/src/routes/safe/store/middleware/notificationsMiddleware.ts
+++ b/src/routes/safe/store/middleware/notificationsMiddleware.ts
@@ -38,7 +38,7 @@ const sendAwaitingTransactionNotification = async (
     return
   }
 
-  let lastTimeUserLoggedInForSafes = (await loadFromStorage(LAST_TIME_USED_LOGGED_IN_ID)) || []
+  let lastTimeUserLoggedInForSafes = (await loadFromStorage<Record<string, string>>(LAST_TIME_USED_LOGGED_IN_ID)) || {}
   const lastTimeUserLoggedIn =
     lastTimeUserLoggedInForSafes && lastTimeUserLoggedInForSafes[safeAddress]
       ? lastTimeUserLoggedInForSafes[safeAddress]
diff --git a/src/routes/safe/store/models/safe.ts b/src/routes/safe/store/models/safe.ts
index 40eb1621..50b7b10f 100644
--- a/src/routes/safe/store/models/safe.ts
+++ b/src/routes/safe/store/models/safe.ts
@@ -1,10 +1,15 @@
 import { List, Map, Record, RecordOf, Set } from 'immutable'
 
+export type SafeOwner = {
+  name: string
+  address: string
+}
+
 export type SafeRecordProps = {
   name: string
   address: string
   threshold: number
-  ethBalance: number
+  ethBalance: string
   owners: List<{ name: string; address: string }>
   activeTokens: Set<string>
   activeAssets: Set<string>
@@ -23,7 +28,7 @@ const makeSafe = Record<SafeRecordProps>({
   name: '',
   address: '',
   threshold: 0,
-  ethBalance: 0,
+  ethBalance: '0',
   owners: List([]),
   activeTokens: Set(),
   activeAssets: Set(),
diff --git a/src/routes/safe/store/reducer/safe.ts b/src/routes/safe/store/reducer/safe.ts
index 73e9c55e..8b3e23ec 100644
--- a/src/routes/safe/store/reducer/safe.ts
+++ b/src/routes/safe/store/reducer/safe.ts
@@ -16,6 +16,7 @@ import makeSafe from 'src/routes/safe/store/models/safe'
 import { checksumAddress } from 'src/utils/checksumAddress'
 
 export const SAFE_REDUCER_ID = 'safes'
+export const DEFAULT_SAFE_INITIAL_STATE = 'NOT_ASKED'
 
 export const buildSafe = (storedSafe) => {
   const names = storedSafe.owners.map((owner) => owner.name)
@@ -125,10 +126,8 @@ export default handleActions(
     [SET_LATEST_MASTER_CONTRACT_VERSION]: (state, action) => state.set('latestMasterContractVersion', action.payload),
   },
   Map({
-    // $FlowFixMe
-    defaultSafe: undefined,
+    defaultSafe: DEFAULT_SAFE_INITIAL_STATE,
     safes: Map(),
-    // $FlowFixMe
     latestMasterContractVersion: '',
   }),
 )
diff --git a/src/utils/storage/index.ts b/src/utils/storage/index.ts
index 127db6f7..bf0e8fce 100644
--- a/src/utils/storage/index.ts
+++ b/src/utils/storage/index.ts
@@ -10,7 +10,7 @@ export const storage = new ImmortalStorage(stores)
 
 const PREFIX = `v2_${getNetwork()}`
 
-export const loadFromStorage = async (key) => {
+export const loadFromStorage = async <T = unknown>(key: string): Promise<T | undefined> => {
   try {
     const stringifiedValue = await storage.get(`${PREFIX}__${key}`)
     if (stringifiedValue === null || stringifiedValue === undefined) {
@@ -24,7 +24,10 @@ export const loadFromStorage = async (key) => {
   }
 }
 
-export const saveToStorage = async (key, value) => {
+export const saveToStorage = async (
+  key: string,
+  value: Record<string, unknown> | boolean | string | number | Array<unknown>,
+): Promise<void> => {
   try {
     const stringifiedValue = JSON.stringify(value)
     await storage.set(`${PREFIX}__${key}`, stringifiedValue)
@@ -33,7 +36,7 @@ export const saveToStorage = async (key, value) => {
   }
 }
 
-export const removeFromStorage = async (key) => {
+export const removeFromStorage = async (key: string): Promise<void> => {
   try {
     await storage.remove(`${PREFIX}__${key}`)
   } catch (err) {