I'm going to England March 19-April 2. I could leave him up for adoption when I leave, and if he's still around when I come back, then I can take him. If he's gone within 2 weeks, that's really good.
I think that sounds like a very good plan. You know that he's safe during the time that you're gone (being that it's a no-kill shelter) and if he's still there when you get back, then it's meant to be