Liking your followers' comments means you agree with what they say, even if you didn't personally write it. Your followers are an extension of you. Don't say you've never said it: you
What is a good tool to check which of the people I follow on Twitter have the biggest amount of followers? - Quora
IGFollowExporter - Export Instagram Followers
5 Free Google Chrome Extensions to Massively Increase Your Twitter Followers and Automate Your Account + Some Important Tips — Whatever is Lovely by Lynne G. Caine