What does Booya tracking suppressed mean?

[AC Question]

Booya tracking suppressed

I use android and when I forward certain emails my touchdown app says something like "booya tracking suppressed". What does this mean?

 

[Almeuit]

Re: Booya tracking suppressed

What phone do you have?

 

[Harold V]

I have a S5 and had same message. Does anyone know what that means?