step 1) At first, click on like/follow button.
step 2) Then give like or follow to the post or account.
step 3) After that come back, and click on verify button.
step 4) After that, wait 2 secs
step 5) If you like the post you get +1 credits and for follow, +2 credits.
step 6) You can use that credits for your promotins, in short for getting followers and likes
to the post.
step 7) For 24 hrs, don't unfollow or unlike the post or account, if you do so your credits and promotions will be blocked.
step 8) For mobile use instagram app, for giving like and follow to the account or post.