If you can, find one that is focused on the genre you are interested in (e.g., science fiction or romance). [substeps] Do some research before the conference to find out who will be there and what kinds of events and panels you can attend.
[header] How to get published by a major publisher [title] Attend conferences, conventions, and workshops. [step] Writing conferences are a great way to meet other writers, as well as people in the publishing industry. Do a web search for conferences, conventions, or other events for writers in your area.