She visited my blog, (I learned later she was researching a book chapter) and got extremely angry with me for reasons I'll share only privately.

On herself:"True expert: I am the published author of five books on the counseling process. Other therapists look to me for leadership and guidance, why not see the best?
Why Choose Me | Counseling with Marina

She also knows power struggles with clients are completely due to client interactive style.
On clients and power struggles | Marina Williams, LMHC

Her website is full of advice on bill collecting, how to stick the client for cancellations etc.
9 steps to becoming a better bill collector | Marina Williams, LMHC