It seems elrufai was actually right after all.
See screenshot below
el Rufai Shares Screenshots Of Whatsapp Chat Of Kaduna Teachers
Hey!
So... you're blocking ads. We don't work for free. And we work hard to make this place awesome.
This site is ad supported. Please understand that we need your help to keep us around. Please whitelist us.
Cool with me. You're white-listed. Let's go!