Look up the price of items on Amazon that are $1 or so in the local Walmart. Basically they are more likely to be $4 or so--because the Amazon seller has to bui

Look up the price of items on Amazon that are $1 or so in the local Walmart. Basically they are more likely to be $4 or so--because the Amazon seller has to build the cost of shipping into product price in order to provide the "free" shipping.