Bulk email Smtp vs Direct Send

Direct Send:

• Pros:

1. Requires no third party service
2. No limits on the amount of messages sent

• Cons:

1. Slower
2. Not accepted by some mailboxes (Hotmail etc)
3. May be blocked by your ISP

SMTP:

• Pros:

1. Faster
2. Greater delivery rates
3. Cannot be blocked by ISP

• Cons:

1. Sending speed depends on SMTP performance
2. May have limits on the number of messages sent