No but seriously. Just watch your mouth, don't be a dick, and you'll be fine. Stay away from topics involving the n-word and mega e-hate that involves things you'd feel bad saying to someone face to face. Otherwise you're golden.
"I kinda felt like a dork just now...I was taking a dump butt naked except for my socks, goggles, and a condom beanie while talking to you and trying to open a bag of peanuts": thefilmerguy, on the phone with me