Traffic screen is made available by assigning an appropriate security role.

e.g. Marketing Support

You will need to assign a Referral Source to the Sales user in their User Details, under the Sales Settings drop down. This will show under the Marketing option under the User in the left hand Navigation menu.

You can see below the HoneyField Display and Brentwood are showing under the users Sales Settings and also display under the Marketing section on the lleft hand Navigation menu.

Referral sources and contact points are both stored in the same table, tblReferralSources.

Referral Source 

Referral Types of A and S (fkidReferralSource in tblContracts)

Contact point 

Referral Type of B, D and S (fkidRefSrcContactPoint in tblContracts)

These values relate to your ReferralTypes