The advice in this essay is good for anyone heading to a writers’ conference. I heard variations on all of these tips from agents and editors again last weekend.
But I heard one bit of contradictory advice, too. While it’s true that agents would rather not hear you read your pitch, they understand you might be nervous. If that’s the case, they say, tell them and ask if you can read your opening bit. Most will say yes.
Make sure what you prepare is short. When you’ve finished reading, try to relax and answer questions without your notes.
Attending a Writers’ Conference? Here’s How to Prepare
http://thewritelife.com/attending-a-writers-conference-prepare/