Instagram,is effective Social Media Platform ,for Marketing,Promoting,Personal,Commercial Purposes.
You will learn here how to Gain Followers in daily basis!
How to post!
What Photo you use!
What Hashtags!
1- First and MOST IMPORTANT role : POST ONLY HIGH QUALITY PHOTOS,and never put in your account any low quality photo,even asingel photo low quality,DONT.
2-Use (INSTASIZE APP ) to resize the photos with Instagram post size.
3-Post while your targeted Fans Wakeup,morning and 6PM the best time.
4-Use 15 Hashtags and less in your posts,and if less than 10,better(Instagram allow 30 Hashtags maximum in post )
5-Dont repeat the same Hashtags in every post,try to add or remove some Hashtags when you post new posts.
6-Read the comments ,like it,reply it,follow who comment,like one of his/her posts (if possible).
7-Follow everyday 40 new Followings,discover accounts,close to Category of Your Account,start to follow them,if have time like their posts,they will follow you back mainly.
8-Dont follow more than 20 in 1 hour,since Instagram put limits for the number of Following you can follow in 1 hour.
9-Use Giant Hashtags like #Instagram #Instadaily #Love #like #girl #Instagood
#Insta #beauty #fashion #photography #travel #sunset #view
10-DONT share the posts(link account) with Facebook,Twitter,Tumblr Automaticly
Ase Instagram encourage you,and instead,make very post important,and post manualy your post in Facebook,Twitter,Tumblr ,one by one,since link account most the time make the post loss its quality,since photos changed to links,text cut,contents meaning change.
11-DONT WAIT LIKES and Followers,they will come slowly to you,instead,spend time to make sure,every post is high quality.
12-Follow famouse Accounts.
13-Turn off All push Notifications,and make time everyday,to open your Instagram and check direct messges,Comments...etc.
14-DONT use Rescheduals Apps for Post in Instagram,most of it,post different in anyway than what you want to post.
15-Post And create Hashtag especialy for your account,for example if your account username is 
to send the Fans to your Bio,which your Website URL .
Greeting from me :)
I'm Mark Sala, International Digital Marketer,Freelancer,Expat live in Bangkok/Thailand permanently since 2010.