IGN/igta5:
*Rob a Liquor Store Together... and Then Betray Each Other - many places to rob, many options of how.
*Race Your Friends... and Hope Your Other Friends Don’t Get in the Way - races can be started at anytime, go anywhere.
*Steal a Frickin' Plane... and Land it Safely While Your Friends Escort You - many big heists to play as well.
*Full Multiplayer Golf and Tennis - minigames from GTA V singleplayer are in GTA Online (you can also wear masks too).
*Chill Out at Your House and Spark a Bowl - chill, watch TV, hit a bong.
*The Most Popular Missions Bubble Up - Vote for the next mission to do, Rockstar will cut the unpopular ones eventually.
*Go to the Movies - More singleplayer activities available in GTA Online.
*ATM... but Not the Gross Version You’d Probably Expect GTA to Make a Joke About - Deposit or withdraw from ATMs or use your phone to transfer funds.
*Create Your Own Missions - Because why not? Challenge yourself or your friends
*Visit a Strip Club - Yes, there is a "make it rain" button. Don't touch the girls too much or you'll get kicked out.