The opt-in rate refers to the percentage of site visitors who subscribe to your email marketing list. The good email opt-in rate varies depending on the industry you are in, website traffic, and the offers you provided. Generally, anything that is 1% to 5% is the average opt-in rate of a website.
Percentages below 1% can be improved by redirecting the site visitors to a landing page, commonly referred to as the “squeeze page.” The squeeze page is a page on your site which only contains your formal email websites free offers.
Here are some useful tips to do email marketing effectively.