Unfortunately stores and streaming services do not provide an automated notifications system for when your music goes live in the stores. However, if you set a release date when uploading your release then it will go live on that date. If you didn’t set a release date then please keep checking stores to see when your music goes live. Normally, within 1-2 weeks.
Paying out for an effective PR campaign can be an expensive ordeal and in some cases offer little return for the artist. However, there are plenty of tools and ways you can run your own campaign cost effectively.
Music distribution has shifted in the past decade for the benefit of independent artists and labels. RouteNote are leading this transition.