The success of your email marketing campaign is assured only if your emails are beingopened by your users. So, in order to ensure your campaign “open rate,” you must keep thesennpoints/ideas in mind –nnAlways Keep your subscriber email list up to date because people used to change their email address.nTry to Avoid spam filter if possiblenAlways Send mails at the right time as per your users.nWrite a relevant & useful subject line.nTry to keep your email tone casual and friendlynAlways keep your content relevant & engagingnMake sure that your email content has some meaning and relevant info as per your users.