Tips For Anal?

Courtney • Love the Lord & all four-legged things. On a mission w/ Mr. Benjamin Robertson since 11/03/12
Anyone have any tips for anal sex? It'll be our first time but I really don't like the idea of him sticking his fingers in my ass. Could we just go at it "head first"? I know we need to use lube and I should relax, but any other tips?