Add products which are for sale or pre-sale
Add products from their own page; adding products from a list of products is not acceptable
Provide a price for the added product; if it is free, mark as it is
Try to upload large and good quality images
Enable bookmarks toolbar in your browser.
Drag this link to your bookmark toolbar
Start surfing the web. When you find a product that you like click "Drop to Yeay.me" button from your bookmark toolbar.