The $1 offer is sort of the original version of click bait, and is sometimes called the puppy dog sale, coined by some observant and gutsy salesman "take it hom

The $1 offer is sort of the original version of click bait, and is sometimes called the puppy dog sale, coined by some observant and gutsy salesman "take it home(puppy) and if you(cruel heartless bastard) dont like it, you can bring it back and we will give you your money back. Its all about "attention"(pschology/human nature) but like you said, its a good read as well