We are running a social engine [url removed, login to view] script with 420 k users.
Here we are getting problem with emails.
Some emails are reaching to spam , and some emails are taking long time to reach inbox.
we created SPF/Domain keys etc for good email function.
Our requirements are as follows.
[url removed, login to view] emails send from our server should reach to senders Inbox.
2. invitations should reach to all invited emails in seconds.
3. email bouncing should be taken care.
Please bid for this if you have good knowledge in email functionality.