Really very, extremely, totally basic usage information:

1) Create mining furniture
2) If you want NPC mining for your furniture:
   - Create quest (run once at game start)
   - Attach F4MS_EventScheduler to quest 
   - Configure script properties
   - Attach F4MS_MiningByNPC script to furniture
   - Configure script properties
3) If you want Player mining for your furniture:
   - Attach F4MS_MiningByPlayer script to furniture
   - Configure script properties
4) You can have both 2 and 3 at the same time for the same furniture
5) Done