Sign in to https://dashboard.brex.com
You must sign in with a Brex account admin
Go to Developer > Settings****
Click Create Token.
Enter a name for the token to help you identify it (e.g. 'Trelica')
Select the following scopes for the token:
|Read card transaction data||transactions.card.readonly|
|Read expenses data||expenses.card.readonly|
|Read department data||departments.readonly|
|Read user data||users.readonly|
The next screen will confirm your previous selections.
Click Allow access
Copy and paste the token into Trelica.