Determine what kind of relationship you want to make. 

To make a relationship assuming the install is done correctly is fairly straightforward

Log in as the Add2exchange service account and open the Add2Exchange Console

See this tip: http://guides.diditbetter.com/a2e-guide/relationship_fundamentals.htm

Contact considerations: http://guides.diditbetter.com/a2e-guide/planning_contact_relationships.htm

Depending on the stage of the install, we assist you remotely?  Many people don’t know but we can certify the machine for replication, and make the relationships for you if you want an incident or Premier support – or if you wish, we can continue to support you free through email or Chat

Here is the link for Installation http://guides.diditbetter.com/a2e-guide/add2exchange_installation_guide.htm

Relationships in general

http://guides.diditbetter.com/a2e-guide/relationship_fundamentals.htm

Common Settings

http://guides.diditbetter.com/a2e-guide/recommended_settings.htm

How to make a relationship

http://guides.diditbetter.com/a2e-guide/creating_a_relationship.htm

The manual the root:

http://guides.diditbetter.com/a2e-guide/index.html

Remember you can always escalate: http://support.diditbetter.com/premium-support.aspx