Instagram Followers Increase & Direct Messages

Very targeted Instagram management:
-Target specific users
-Increase followers
-DM's without getting blocked
-Unique comments
-Likes

Tell me about your knowledge and experience with IG accounts - how you approach and what you know to look out for as possible problems. How do you manage to send 15 or more DM's per hour without getting blocked?

And,
Is the hourly $3/hour good for you?