Targeting an audience that has been on the website, but not activated and get them to activate. This is one of the most popular tactics in our database because it almost always works. People get distracted easily when browsing the web - if someone left your site it's highly likely they were just distracted and can't remember (or isn't thinking about) how to get back. A small banner ad prompt can be all you need to get them back to the site to sign up.