Large Music Promotion Campaigns are usually supported with strategically planned good Social Media Promotion Campaigns as well. Things like Twitter, Instagram or Facebook Campaigns.
But also Direct Mailings to a huge Network of Members will definitely boost your popularity in a massive way.
Especially when the audience consists of different people with a background in different musical genres. This will often lead to more saves and followers because the focus will be directly to your music in quite a personal way.
PPN – Playlist Pitch Network – Organic Playlist Pitching & Music Promotion