Email/ CRM marketing is an integral part of any company's marketing plan. A well thought out email campaign, complete with engaging content, exciting promotions and (of course) a series of complex triggers dictating the next 5 emails set to be received, is an amazing way for any brand or company - be that B2C or B2B - to communicate with their chosen audience. 

But it's amazing how easily a fantastic campaign can be derailed before it's even hit the audience's inbox. All it takes is one rubbish subject line for your witty, engaging and relatable content to head straight to the junk folder. 

Here are 15 great subject lines to get your clients' attention!