[...] I was afraid to test this when I had the chance -- I was buying some minifig torsos, and found multiples of the one I wanted for 60 cents. I put 20 of them in my cart. [...] (164 months ago, Dec 1, 2010, to Selling)
You can't change price on items that have already been placed in a person's cart. If a buyer's shopping your store and places an item in their cart, you could double the price [...] (164 months ago, Dec 1, 2010, to Selling)