When you're texting your friend replying with a lol, and then continue on with your own comment and/or joke, and add another lol at the end for emphasis.
Bobby: Yo did you watch last night's episode of American Crime Story? Shit was bananas.
Suraya: Lol yeah it was good, but I still hate David Schwimmer lol.
A 48 year old man who plays a block game and asks egirls for nudes and in return he lets them into his house. He does this because he suffers from hair loss and cannot pick up girls irl.