I would assume that there are still many who would come across such offers for the first time in their online journey and a bunch of them would take the bait.
Run multiple ads (even duplicate) on same campaign. It is mostly the bot is flagging your ads but it will be different if you create multiple similar (almost) ads.
We prepaid for daily google reviews from a member here and he has not delivered (and quit mid way through).
We have a demand for daily reviews forever. Please get in touch if you can help, thank you.