Mac Maintenance Training

Cleaning
Disk Utility
Onyx
CleanMyMac (not free)
AppZapper (not free)
AdwareMedic 
Keyboard shortcuts
a. Mac Startup keys
b. PRAM / NVRAM reset
c. Mac shortcuts

Partitioning a hard drive
- using Disk Utility

Methods of Backup - Least to best
a. Jump drive / Hard drive files
b. Dropbox files
c. Hard drive full backup
- SuperDuper! 
 - - - How to Backup (Clone) your HardDrive with SuperDuper!
- Disk clone (in Disk Utilities)
d. Cloud partial backup (maybe all you need)
​- iCloud
e. Cloud full backup 
- Crashplan (not free)
- Carbonite (not free)
- SOS (not free)

Redundancy

Antivirus
- List of top 5 free
- Avast

Recovery
- How to Restore with a SuperDuper! backup drive 

Complete Reinstall
- Erase and Reinstall OSX