Dollhouse kits, are you trying to collect different kind of dollhouse? well that's good idea to make some extra income. because if you have more than 100 models, well it's good idea to start and get some money out of that. how? well go and have your own museum, and in that way you can have an extra income for that, maybe a minimum of $5 entry per person. and if some people want to buy your models why not? as long as it is a good offer, right?