On 27 October 2011 07:42, nima chavooshi <nima0...@gmail.com> wrote: > Hi > In our company we want to send periodic announcement or newsletter mail to > our customers (approximate 50000 e-mail). because most of our customers have > email account on yahoo and google and AOL mail services, I concern about > that these mail services detect our emails as spam! > Is there any recommendation for send bulk mail ? > Thanks in advance
How have you acquired the email address of these "customers"? Because if you haven't acquired them through a double op-in process (either a link confirmation or email reply), no amount of SPF and DKIM records (which are what you need to investigate) are going to keep you out of spam filters. Simon
