It cost me 100 USD, over a month long period... but I ended with 2200 new followers

It's inspiring. Thank you for sharing your experience. This is invaluable information.

I also understand that a lot depends on the quality of the content being promoted. I'm trying to make it as unadvertising as possible.

with different tags

I'm constantly tweaking my targeting settings to find more effective ones. I noticed that the promotion became more successful when I added the #blogging tag.

I will definitely continue this activity.