Rather than leaving them no choice but to unsubscribe entirely, you can give usa business email list them the option to customize the type of emails they receive from you. For example, you can let them pick and choose from the following types of emails:
Announcements
Promotions
Tutorials
Offers
Events
Newsletters
Etc.
Allowing subscribers to control their email preferences can enhance their experience of being on your mailing list and keep them on it for the long term.
#8 Be Aware of Common Spam Triggers
The importance of maintaining a low email bounce rate goes beyond reaching the greatest number of people on your email list.
Did you know that over half of all emails sent worldwide are spam?4 Due to this pervasive problem, ESPs have created automated spam filters to protect the integrity of their users’ inboxes.
Your bounce rate can impact your email deliverability. If your bounce rate gets too high, your sender reputation may go down with the email service providers (ESPs). As a result, you may discover that your emails end up in recipients’ spam folders more often.
If you’re not careful, you could get labeled as spam accidentally, even if you’re sending high-quality marketing emails with sincere intentions. Here are a few common email tropes that may trigger the spam filter:

Super large or extra tiny images
Broken images and other formatting issues
The following phrases:
100% satisfied
Free
Sale
Clearance
Act now!
Cash bonus
Free offer
Make money
No catch
$$$
By avoiding these faux pas and including your company’s business information in your email’s footer, you can boost your credibility as well as your chances of evading the spam filter.