There was also a fad for a while for a simplified version of an Oujia board called Reaper Creeper that actually did work, so long as your movements were slow enough that the living didn't think they'd bumped the damn thing.

[Reaper Creeper controls my beloathed.]

That was useful while it was around. But yes, the most most people can do with Imprinting is pushing someone into some irresponsible financial decisions on impulse. It's possible to do a bit more than that with some planning ahead, but it's tedious to attempt without the assistance of someone on the other side who's in on the Game.

[There's a capital letter there if you listen for it.]