Pacific Group Golf has secured a 20% discount on all Strackaline Yardage and Green Reading Books. You can follow this link or go to their main website at https://strackaline.com/courses/store and use discount code "PGGOLF" when checking out.
Strackaline books are a better option than mobile phones for reading greens. It gives you more information, and it is a great tool for planning your round. Plus, it is faster and less fuss.