Solving problems with MacDialer

I can't speak with the other person when I call them.

I don't know how to use phonecards with MacDialer.

How do I make MacDialer wait longer with each pause?

How do I mute the modem?

How do I call from within the Address Book?

How do I enable MacDialer's Rendezvous support?

How do I make my own menu icons?

What does that “multiple locations” button mean?

How do I contact From Concentrate Software?