There are well over 40,000 WordPress plugins, but that doesn't mean you should use them all. Which ones work? What criteria should you use when picking a plugin? These are the questions that keep webmasters up at night. In this episode, we interview Luca Fracassi of Addendio a plugin search and demo engine where you can try plugins before you buy. Luca will be sharing his tips for picking plugins for this installment of PressThis.