Here is a tutorial on how to use RTS teleporting. I made this video so that people will stop bugging me on how to make a tele-porter. Please Enjoy!
I too use Mac OS X Lion. Usually I use quick time to record, then use GarageBand for sound, then something like iMovie to combine them.
I use a recording program called easy screen record for 4.99 on the app store it works well and records sound