Aside from being able to say no. I believe a more subtle and useful technique is to actually use the good will you built into an actual relationship. How do yo

Aside from being able to say no. I believe a more subtle and useful technique is to actually use the good will you built into an actual relationship. How do you turn an acquaintance that you occasionally do favors for to a good friend? Well, you get the favors back in other ways. To put it in nicer words, you give them chance to help you back. That's how relationships grow.