If he is in any kind of program, he would be advised to NOT make a major decision like buying a house in his first year of sobriety. He is 25 days. He has a long way to go.
Asking you to retrieve things for him is the total opposite of anything he would learn in a program like AA, which encourages the alcoholic to become less egotistical and learn to think of others.
Is he in any kind of recovery program?