If your only computer is a PC also check the DAWs Reaper and Ableton before buying MixCraft.
Here is a link to over 30 videos on the in’s and out’s of using MixCraft (DAW): http://www.acoustica.com/mixcraft/v6/help/video-tutorials.htm
Getting started in MixCraft:
More tips in MixCraft:
Using Effects in MixCraft:
Mixing in MixCraft:
Making a song from scratch in MixCraft: