There are a number of ways to customize emails. Many tools let you login with your credentials and bring the sent, received, draft, and trash sections into the software. And there are systems that let you manage your email services in productive manners. Vtiger itself is packed with features that take your business to another level. Making new contacts and leads, creating cases, predict new opportunities, keeping contacts histories and lot more can be accomplished just upon the arrival of an email. But there can be a number of reasons to avail all these facilities through your own favorite email client. What if I told you that you could enjoy all of the Vtiger’s features right from your Gmail, Outlook, or Office 365 interface? Yes it is possible, and the solution’s name is Corrensa. Corrensa is an extension/plugin for your Gmail, Outlook, and Office 365, that gives you the capability