In the rich text editor:
@Silly_wingszz
In a comment:
[Silly_wingszz](https://www.whistlercrest.com/user/Silly_wingszz)
For Names and Avatars:
In the rich text editor:
%Silly_wingszz
In a comment:
[](https://www.whistlercrest.com/user/Silly_wingszz) [Silly_wingszz](https://www.whistlercrest.com/user/Silly_wingszz)