Please offer some answers to noob questions :)

[pdxdjazz]

Yes, rehearsal marks are often necessary for the player-feature as well as being helpful to the musician.

In and V are coded to play only once at the beginning (unless instructed otherwise by a D.C., or if there's no A mark following the player won't know where the intro ends and the song begins)

This is helpful info:
Glossary
http://www.irealb.com/forums/showthr...&p=282#post282

The player doesn't understand the word "coda" (or ending) only the correctly used/placed coda symbol(s):
Coda
Be sure to read the updated Coda instructions in this Blog:
http://irealpro.com/how-the-coda-sym...-in-ireal-pro/
and this:
http://www.irealb.com/forums/showthr...4420#post24420
)BOB