7 Ways to Improve E-Mail Deliverability

5. Avoid alliances with disreputable partners. Assess the sender reputation of any potential marketing partner the same way you would your own IPs and sending domains. A partner’s bad sending reputation can have a lasting negative affect on your e-mail campaigns, the whitepaper cautions. This includes posting a link to its site in your promotional e-mail, causing your message to be blocked as well.