Michael Kors has two lines, Kors by Michael Kors and Michael Michael Kors with the latter being his more inexpensive line which is basically everywhere online.

Snap Guide – Good basic Michael Kors Handbag authentication guide with photos

DetectFake – Beginners guide to authenticating Michael Kors handbags

Bellatory – Michael Kors handbag authentication guide with comparison video

Authenticators R Us – A few good points when authenticating Michael Kors Handbags

My Great Challenge – Good authentication guide for authentication Michael Kors

Watches

The RealReal – Michael Kors watch

The Luxury Closet – Authentication Guide for Michael Kors watches