If Back to My Mac doesn't work for you, you have another simple alternative for remotely accessing a Mac: using a chat service like iChat or Skype to share screens.
There are plenty of ways to access one Mac from another. Each has its own pros and cons. Glenn Fleishman explains the options and helps you figure out which one is right for you.
One of the simplest ways to remotely access a Mac is to use two tools built into OS X: Screen Sharing and Back to My Mac. The only hitch: If you're trying to control a Mac outside your local network, you'll need a MobileMe account.
Do you launch the same apps every morning and shut them down every night? Glenn Fleishman has an AppleScript that could take care of those repetitive chores for you.
Want to boost your Mac's wireless range? The BearExtender n3 does the trick, as long as you can work with a less than optimal software interface
Articles by Glenn Fleishman