Bounce ounce, because, for example, what if it's just temporary technical failure on the part of the service provider? You may keep your email list clean by having a threshold employee email database of three to five bounces before removing it from your database. Track undeliverable addresses and make sure that they are removed from your email list, too. Use a web-based email address checker: it has flags that provide detail employee email database beyond whether or not an email can get past a server. Through this, marketers like you get the kind of information they need to reduce bounce rates and improve open rates in their campaigns. To verify an email address also means protecting yourself against getting blacklisted by email messengers.
Many email marketers simply continue sending to their email lists even if many users have not opened a single email in months. You don't really lose money here, but this employee email database scenario impacts your sender reputation score as determined by email service providers. What can you do to address this problem and avoid landing in the spam box for a segment of low-activity email users? You have to know what is employee email database considered "low activity" usage. An active user may be one who opens one email a month (if you send weekly newsletters) or someone who opens an email every three months (if you send monthly newsletters). There is really no metric that you can apply here, which means you should use your own judgment.
Query all of the email addresses that do not meet your ideal criteria for your email database and place them on a separate list. This isn't to ignore them; you just want to limit employee email database your frequency of emails to them. You should also identify those who may be looking at your email but not registering as an opened email due to images that don't load or those who are forever on a preview-pane view. Email employee email database everyone on your low email usage list and inform them that you are doing regular email maintenance. Ask them if they employee email database are still interested to receive your mails (of course with a call-to-action to continue subscription), and if they are, provide a confirmation link or an email address where they can complete steps to return to your main email list.