Newton’s third law states that for every action, there is an equal and opposite reaction.
A version of this applies to any tweak you make to your website – for every action you take, there may be an opposite (and undesirable) reaction.
One of the most common arguments against using the various email optin tools that SumoMe offers is that while it may increase your number of emails, the resulting anger that it may cause means you get higher bounce rates, lower pages per user, less sharing, and worst of all, decreased revenue.
People dismiss it as making your site “more annoying.”
Thankfully, I had the site traffic to test out this conjecture.