An excellent guide on avoiding airspace infringements can be downloaded free of charge here . .
The aim of the pamphlet 'A Pilot's Guide to Infringement Avoidance' is to provide a simple guide on integrating GNSS-driven equipment into a reliable on-track visual navigation technique. Used properly, the tools presented here will allow you to fly safely and efficiently without infringing airspace, but not be so onerous as to detract from your enjoyment of flying.
Download the pamphlet below . .
Photo credit: Annabel Cook