This can be accomplished in various forms: clothing (costumes, game/anime related t-shirts, etc), bringing your favorite console to the university center and challenging onlookers, or simply speaking about things that are obviously meant to be private, such as WoW and what happens in /b/.
Ian: "I saw a guy at school dressed as his World of Warcraft character..."
The ability girls and women have developed to hold several items at once in one hand. The skill has been developed due to the lack of pockets in women's clothing.
I thought she'd need multiple trips to carry her phone, keys, wallet, and Starbucks to her car since she needed the other hand to open the door, but she used her impressive girl grip to carry everything in one hand.