If you use Showroom Exchange for eblasts, please consider the following change in your domain’s DNS to further improve deliverability.
the following section is technical – please forward to your i.t. point-of-contact or email help@showroomexchange.com for assistance
modify the SPF record by adding “include:amazonses.com“
for example, if your current SPF record looks like this:
v=spf1 include:yourdomain.com -all
update it to:
v=spf1 include:yourdomain.com include:amazonses.com -all