If you want to know more about advocacy and campaign strategy, we recommend the following websites and books:
Beautiful Trouble: https://beautifultrouble.org/ → Lots of info on campaign strategy, tactics and creative protest methods
350.org Trainings: https://trainings.350.org/ → Web platform with practical advice and step-by-step guide for campaign strategy, from a climate activist perspective
Campaignstrategy.org: http://www.campaignstrategy.org/ → Website by campaign strategist Chris Rose including lots of principles, interesting graphics and ideas around campaign strategy