Warm Beverage
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Identification
The eponymous coffee meeting that turns into a negotiation is based on sound science. [vi] Getting someone to hold a warm beverage is influential.
Example
Warm beverages (e.g., tea, cocoa, coffee) increase agreeability. Soothing behavior involves holding a warm beverage.
Solution
This may be handled by beverage selection. It may sound ridiculous, but get hot coffee or ice tea in your adversary’s hands, depending on your intent. Be self-aware when you are getting your own caffeine fix.