High quality product or service -- remember, it’s your reputation that is on the line (and online!). Don’t recommend products that UNDERdeliver. + Merchant has a good site that sells effectively. + Ability for affiliate to link straight to individual products, rather than just to the home page. (If the visitor has to find the product that you recommend, your Conversion Rate plummets.) + Type of payment model... Pay-per-sale and pay-per-lead are good. This is true “performance marketing.” If yo.