Dear …
Please allow me to take this opportunity to extend my greatest appreciation to you for all you’ve done in helping me to attain my goal. It’s evident that you are very dedicated in the role of Personal Trainer as clearly demonstrated by the outstanding encouragement, help and support that you provide. I can’t tell you how happy I am to have reached my goal of __(briefly describe goal)__. I know I couldn’t have done it without your help.
You are an inspiration in your field, __(Name)__, there is no doubt about that. Not only have I lost all the weight I wanted to, I am now living a much healthier lifestyle and thoroughly enjoying life. I would recommend you as a Personal Trainer to anyone, without hesitation. The results you help your clients to achieve are amazing!
Thanks again, __(Name)__. I commend you on a job well done!
Sincerely,