Grantman; did you read the Photoreading book?

You have been on the photoreading forum well over 4 years as a matter of fact in a couple of weeks it will have been 5 years.

Did you spend over 4 years on the photoreading forum without having ever read the Photoreading book?

The answer to your question is on page 99 of the Photoreading book 3rd edition.
Photoread4me