More often there are business receipts to be fyled in your personal email eg. cab bills, mobile bills, etc. You can fyle these expenses with a single click without having to log in to your registered fyle account.
To fyle e-receipts in your personal email:
You can add a secondary email id to your profile - this is typically your personal email where you may receive e-receipts like mobile bills, cab bills, etc.
In order to add a secondary email, please choose an email ID which is not the primary email ID for another Fyle account.
Click on the "downward arrow icon" on the top right corner on the web app next to your name and click on Profile Setting
In profile settings, click on User Preferences > Scroll down to Additional Emails.
Click on "Add Email" and enter your personal/secondary email ID and click on "Save".