Your credit file does not hold your occupation so they would not know about why you are moving so often. It shows outstanding debts, payments made, including direct debits to people such as phone companies and utilities. Apply on line for your credit file it costs £2 via a credit checking agency (there are only 3, choose any one of them). Check the details on your file are correct. Concurrently ask the credit reference agency to add a note on your file to the effect you are in the Forces and move around a lot. Ensure you are not connected to any other person (spouse, partner etc) as a connection will be considered. Do Not keep applying for credit as this does reflect on your rating and numerous requests lowers your standing. By Statue the whole process should be complete between 7 - 28 days.