No one wants to see you shove your tongue down your man's throat. Of course, you're allowed to touch him, even when you're out in public. You just have to know which lines to avoid crossing. Here are a few pieces of PDA that aren't at all inappropriate:
1. Cheek Kisses
There's nothing wrong with kissing in public, as long as you don't go overboard. Kisses on the cheek are innocent, so there's nothing wrong with giving them in front of friends and family.