1. The document discusses potential issues that can arise during a video teleconference such as technical problems with video or needing to temporarily step away. 2. It also provides examples of impolite phrases that could be said during a teleconference and suggests more polite alternatives such as "Could you check your microphone?" instead of "Your microphone isn't working." 3. The document then instructs participants to practice a mock teleconference role play as companies discussing a product arrangement and provides sample polite phrases to use.