In the rich text editor:
@Drewgun01
In a comment:
[Drewgun01](https://www.whistlercrest.com/user/Drewgun01)
For Names and Avatars:
In the rich text editor:
%Drewgun01
In a comment:
[](https://www.whistlercrest.com/user/Drewgun01) [Drewgun01](https://www.whistlercrest.com/user/Drewgun01)