Ratings are broken into two categories – Overall and value.

The overall quality of a book in content, quality of illustrations ( if it has illustrations) contribution to the body of knowledge it represents, etc.,

The value is for quality of the knowledge imparted, quality of printing, binding and materials compared to value charged.

Ratings

OVERALL

	Not Fit to use for as Toilet Paper or even to make fun of
	Trash
	Bottom Shelf
	Passable Tripe
	Average
	Decent Written and Somewhat useful
	Recommended
	Highly Recommended
	Classic
	Revelatory – Buy multiple copies, get them signed and hold for retirement

VALUE

	Extreme Ripoff – consider violence against purveyor!
	Rip Off
	Not Worth It
	Average, wait remaindered book sales
	Average median value – buy on Amazon
	Better than Average
	Good Value
	Great Deal
	Excellent Value
	Outstanding Value

Any higher – Seek out author and apprentice yourself to them