Hello. Glad to meet you.
I really liked your work.

I want to offer you a long-term cooperation, if you are interested, please contact for additional questions.

You can see more of my work on my website. And also find my contacts.

Sorry if this is not relevant, I wasted your time.
I will be glad to cooperate.

HI!You have a great portfolio.I want to offer you the services of a retoucher. I hope we can work together. I can take 1 test photo.

HI!I'm retoucher. Good job with high quality. How about cooperation someday in the future?