In this article, David Baker sums up these five critical questions you need to ask yourself before selecting a new email delivery partner:

1. What type of service do you need?
2. How much flexibility do you have with budget and contracting?
3. How much integration do you really need?
4. How do you transition from one vendor to another effectively and efficiently?
5. What type of partnership do you want?

Read the full article here. It offers some excellent insights!