IRS requires to document location for travel expenses. Hence, these fields are recommend to be setup mandatory in Gorilla Expense.
We understand that entering the information in these fields can be time consuming. Hence, we provide the option to enable or disable these fields. If enabled, users can default these fields (and other fields) on the mobile app as well as web app. Once defaulted, they don't have be entered every time.
For web, you can set defaults by going to Settings -> Set transaction Default
For Mobile, you can set defaults by going to Setting - > User Profile
As of 2015, these fields can be made optional by logging in as Admin and going to "Masters->Role Expense Detail Mapping-> Select one or all roles -> disable city, state and country fields