Purpose of Trip, Remarks, and Details: Enter reason for trip and explanation of. Phone expenses (include place, party, number called) and Business expenses.Concur Expense may be used to submit the following report types. In-State Employee Travel; Out-of-State Employee Travel; International Employee Travel. This form is used to track your expenses during travel. You fill in the top and left half of the form, and submit it at least 4 weeks prior to travel. In a nutshell, you can take business travel deductions if, as the IRS says, they're "ordinary and necessary. When filling out the Advance form you'll need to explain the purpose for your request.