Why a YouTube creator has focused on email as a way to connect directly with her fans aperelli@businessinsider.com (Amanda Perelli) Email is one way for influencers to communicate directly with their fans off social media. This tool offers a more direct way for influencers to promote something, and earn money. Popular Searches Having access to a fan's personal email is a more direct way to promote something as an influencer and sell a product or service to followers. Erika Kullberg, an attorney who runs a personal-finance YouTube channel with 76,000 subscribers, told Insider that an email list is the most valuable asset a creator can have since it gives the creator a direct line of access to their audience.