It is just as hard for Nationals to keep up with accomedation prices as for non nationals. Seemi with all my respect something ain't right about your question. If he worked for so many years in the Army he should know better who to contact. Hr services should be able to help him out. Are you renting to someone who works in the army?  Plus Qatarliving has more non nationals than nationals so it is not the best source for your cousin.