Welcome to ScubaBoard, the world's largest scuba diving community. Registration is not required to read the forums, but we encourage you to join. Joining has its benefits and enables you to participate in the discussions.
Benefits of registering include
Designed to prevent searches for "DIR".
Just a brief remark.
If you enter this "PFO site:scubaboard.com" as search criteria you'll only get hits on ScubaBoard.
If you omit "site:" you'll also get pages referring to where ScubaBoard is mentioned.
Thanks!!Congrats on achieving Assistant Instructor status.
Who got this dumb idea to block our ability to do searches for discussion with less than 3 letters?