Your December is probably packed with holiday parties and networking events, but it’s a coveted skill to masterfully maneuver through them so you never get caught in a conversation with someone who monopolizes all your time. In this week’s Business War Chest, Debbie Leonard, author of “The C'crets of Networking: A Guide to (Tactfully) Navigating Past the Castoffs and Toward the Champions,” joins us. She shares which characters you should avoid at networking events and how to politely find a way to move on if you do get stuck.