2. The computer-implemented method of claim 1 , wherein presenting one or more of the candidate nodes to the communicating user comprises displaying the candidate nodes to the user in a drop-down list.
2. The computer-implemented method of claim 1 , wherein presenting one or more of the candidate nodes to the communicating user comprises displaying the candidate nodes to the user in a drop-down list. 3. The computer-implemented method of claim 2 , wherein the candidate node order in the drop-down list is based on determined scores.