Here let us see how penny auction site owners earn money.
In the Penny Auction Site, the users(sellers) does not post the items as the auction site works. Instead the site owners post the items. If a user wants to bid a item means,first the user has to buy the bid packages. Different bid packages are available depending on the site owner wish.The user can choose his bid package and buy the bids and the user can start bidding the item.This is the first way that the penny auction site owners earns money. For a single item there is a possibility that many users wish to buy the item,so there is a need for the user to buy the bid packages.
Consider this setup,if a site owner post a laptop worth $1000. Usually the bidding starts at $0. The users will buy the bid packages to bid the item. Suppose that there are 200 users who buy the coupons for $10,containing 10 bids. If the user won the item for $900,the user will feel very happy and proud. But from the site owner point of view ,the owner has gained a lot.Buy selling the bid packages to 200 users, the owner earn 200*10=$2000,and the user who won item for amount $900.Considering all these things now the total earnings from the laptop is $2900. But the orginal retail price of the laptop is $1000. So now the site owner gains $1900, for a single item worth $1000.This is the way that penny auction site owners earn money.
The user who won the item feels that ,saved his money,thereby the site owner also gain amount.
Buy selling the bid packages to the user before bidding,the site owners earns money. So the Smart Way to make money is by setting up penny auction site.