Couple questions...

[mdgnys]

For the first one, you could make a gmail (one of the few that has filters for free) and make it forward to all three of you.
For the second, there are many podcast programs that automatically create rss feeds/files for you to put on your server.
Apple lists all the podcast rss specs here: http://www.apple.com/itunes/podcasts/specs.html#rss