I think that advertising works good, especially in social media, a lot of people are involved, social networks are part of our everyday life, so yes it works. Besides, I think that listing platforms play great role, for example
www.icoguide.com, a lot of people are looking at their rates and wait for their opinion.
I think many website ico rating..we know many ico rate website like icobench,coinschedule .trackico and etc.but for first look plates of ico primary i look at coinschedule.it very specific detail about ico in my opinion