VI. Evaluation of Participation
A. Importance of Evaluation

Objective Efficiency check of the invitation campaign (direct mailings). Method Documentation of the reactions to the invitations: Answers, reactions to second mailing and telephone contacts, accepted invitations at the booth. Assessment A cost-effective instrument. The results can be used for a differentiated re-working of the visitors. Visitors met at the booth have to be treated differently than customers who haven't accepted the invitation.