Ten Ways to Improve Your Craft Without Buying Gear

https://s3.amazonaws.com/CRAFTandVISION/Ten.pdf

11 Great Ways to Improve Your Photography

https://s3.amazonaws.com/CRAFTandVISION/Craft+and+Vision+I.pdf

More Great Ways to Improve Your Photography

https://s3.amazonaws.com/CRAFTandVISION/Craft+and+Vision+II.pdf