A boundary-focused approach and a relationally-oriented approach

What is the difference between a boundary-focused approach and a relationally-oriented approach (as per Combs & Freedman) in therapy? 2. Under what conditions would you do the following (by answering these questions, you are starting to self-assess and design "policies" for your practice--some of which you might include in your contract with your client): Accept gifts from clients? Barter? Buy your client's services or products? Become business partners?