recording voice

I am totally new to this program, and I need help to how I can record the voice, which should become an mp3 file and should be emailed.
Thanks for your help.

http://manual.audacityteam.org/o/man/tutorial_your_first_recording.html

http://manual.audacityteam.org/o/man/faq_installation_and_plug_ins.html#maclame

Missing features - Audacity Support .


Gale