Nuts & Bolts: Top 10 Most Popular Symbols in Subject Lines
At surface glance, symbols don't appear to be that big of a deal. But the biggest trend in email marketing over the last year was the increased use of symbols in the subject line, including inventive "special symbols," such as ★ ♥ ✈.
Marketers are desperate to get attention in the inbox, but sometimes words like "FREE SHIPPING" and "50% OFF" are not enough. Instead, the exclamation (!) is always a welcome addition, and you'll see that it hogs the limelight and shows up in nearly 34 percent of all email subject lines. The "$" sign appears in nearly 11 percent of subject lines, which demonstrates how much price drives the bargain.
The following are the top 10 symbols used in subject lines: