We all know that Internet is full of scammers.
In order to avoid this in our web site, we offer our members to provide us with documents that prove who they are.
It is not obligatory but if You see

sign in the Profile, You can be sure this person has nothing to hide.
Sure, You are welcome to contact whoever You wish, but be sure not to trust a person without at least some proof.
If You don't have 100% Trust Status but would like to get it, please,
Contact Us.