Yes I also struggle with that. Right now I am probably a little over extended with payments I need to make.
It is a hard choice but I think I am going to back off on some of it.
Especially because I want to keep myself upgraded at Click Track Profit.
I am getting some better results with my mailings so I will have to back off in some of the sites I am working with.
It is hard to know until I try them out first