help for a beginner in SMM

SMM and publication of reviews. you need to open the same site in different tabs, but on behalf of different users to speed up the work,
One of the biggest stresses for me was the thought: "OK, now I need to log in to the site under 15 accounts"
But I still need to show that different people leave Idea, I think blocking cannot be avoided.How to automate this process?I think it is necessary to change the IP somehow or to access remotely through other people's computers? WordPress ...