Prices seem a little steep compared to the average "mint in box" prices from Bricklink for example.
But on the other hand, the advantage is that if you really want one of these brand new you can get it there without having to pay the postage cost by buying from Bricklink or another similar site.
The camper is nice (though that I maybe prefer 60057/60283 released later) and the truck with a boat is nice if you want a boat that floats