Nah man that's not how rehab works. You're there to focus on your physical, emotional, mental health, not make money or worry about things like that.

Rehab for drugs/alcohol?

Why are you trying to make money in rehab?

I've been to rehab.

That's a man

What country are you in? Are you talking about a sober living home? Usually in rehab you don't get a job, you just do therapeutic activities and focus on sobriety then leave.