Just Say No to Silos

* Be realistic. Be sensitive to existing "baggage" that multiple agencies might have from prior relationships and deal with them from the get-go to avoid problems later.

* Be honest. Put your cards on the table and be clear on what information can be shared with vendors and what is on a need-to-know basis. Setting these "ground rules" early, DelGiorno says, and maintaining an open flow of communication and feedback can eliminate surprises or awkward moments.