A lot of MarketLine subscribers have told us they’re concerned that their emails to customers are not getting opened, so we’re going to give you some tips on how to make you email subject lines stronger. Here’s the first one:

Email Tip #1 – Put a number in the subject line.
Numbers work because when the recipient sees “5 Ways to Prevent Aging”, she wants to know what the 5 ways are and will open your email to find out.

Example:  The 21 Habits of Financially Successful Entrepreneurs