The jankiness is intentional. Apparently it helps weed out people that'd catch on to the scam. Someone dumb or desperate enough to call a hand-written sign is m

The jankiness is intentional. Apparently it helps weed out people that'd catch on to the scam. Someone dumb or desperate enough to call a hand-written sign is more likely to follow through to the end without getting suspicious. It's the same reason lots of spam and email scams are full of typos and bad grammar.