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