PDA — either you love it or hate it, but there's no middle ground. There's something about seeing two people hugging and smooching that makes you want to vomit or join in on the love. That's why we're breaking down the dos and don'ts of public displays of affection. And for added fun, we're illustrating our points with GIFs. Click on, and then let us know where you stand on the PDA debate: eye roll or awww?