You are wrong, and if you had bothered to consult a basic definition of the word, you might have spared readers an irrelevant rant.
Definition of shill (Entry 1 of 2)
1: to act as a shill
2: to act as a spokesperson or promoter
shill
Definition of shill (Entry 2 of 2)
1a: one who acts as a decoy (as for a pitchman or gambler)
2b: one who makes a sales pitch or serves as a promoter