Bitcointalk perhaps the most important one however not the sole. you must fastidiously scan WP and a few analytics, and media such as: TechCrunch, CoinDesk, Forbes. Examine wire chanel and GitHub code (if you have got skills in programming). and that i suppose the worst issue is to concentrate to your inexperienced friend. I actually have some insides from my sidekick that have promoted and done five ICO and he is one amongst Top5 ICO's agencies worldwide.