Homework 7

How will you measure your return on investment(ROI)?

These are the ways to measure ROI
・check activities
   - click through rate (how many people click it out)
   - check the number of follower, eyeballs, likes, retwite, reposts and mention
・measure sales
・analytics
・search engine
・check profit/change

Equation
ROI = (gain from investment - cost of investment)/ cost of investment