One backup method is next to nothing. Right next to nothing. Joss has a few better ways and a tutorial link:
If you have no backup plan at all, then everything you have on Mac, iPhone, and iPad is in danger. All three can benefit from a simple and elegant backup plan. iCloud. No, this is not perfect and comes with a few flaws, but iCloud Backup is easy and affordable.
The three-prong approach is best. iCloud, off-premise, clones.