ChromeRiver - Personal Mileage ReimbursementChrome River Personal Mileage Reimbursement Click the +Create icon in the Expense ribbon. Complete the Header screen. Click Save. Under Add Expenses on the right side of the screen, click the +Create New icon to pull up the mosaic tiles. Click the Ground Transportation tile to access the sub expense tiles. Click the Mileage tile. Enter the date of travel in the Date field. The Rate will default to Standard Mileage. Use the drop-down menu to change to Courtesy Car or Personal Aircraft if needed. Click the Calculate Mileage icon to bring up the Google Maps fields. Enter the start and end addresses in their corresponding fields. Click the Return to Start icon to complete the mileage calculation, or the Add Destination icon to add multiple destinations to the total. Click the Save Trip button at the top right of the screen. The description field will fill in with your Google maps information, add any additional information below the Google Map information. Fill in your fund Allocation field(s). Click Save. When all expenses have been added click the green Submit button. Click the secondary Submit button that appears.