trim up or down when boat is parked

when i pull my boat into the slot i get different advice on either to trim the engine all the way up so the prop is out of the water of to leave it down( inboard outborad engine) . ive heard good reasons for both, whats the real story. anyone?

Click here to post comments

Join in and write your own page! It's easy to do. How? Simply click here to return to FISHING and BOATS FORUM.