User:UBX/NFL-Jets/doc

Default
User:UBX/NFL-Jets yields:

and does not add the invoking page to any category.

Category adder
Adding "nocat=no", "nocat=false" or "nocat=0" as a parameter will cause the invoking page to be added to Category:Wikipedians interested in the New York Jets if it is in the user namespace.

User:UBX/NFL-Jets yields:

and adds the invoking page to Category:Wikipedians interested in the New York Jets if it is in the user namespace.