Male Chihuahua for rehoming

I have to re-home my handsome male Chihuahua, because I need to move and I can't take him with me.
This handsome boy is almost 2 years old, almost housebreaking and is not spayed.
There is a fee to make sure he is going to a nice place.
Before ti get him also, I need to know if you know about how to raise a Chihuahua