How can we upgrade our membership to professional after being regular member for quite some time
I suggest you read the stickied thread about becoming a male professional cuddler first. There are instructions there on how to sign up, but also testimonials from other male pros:
https://www.cuddlecomfort.com/forum/discussion/10997/male-pros-how-has-it-been-for-you/p1
Thank you @Bella_Sera