3 links have been added on this idea.
  1. I cite this article, stands to reason. Keep as much random chance in there as possible – before the inevitable predictability sets in: https://www.inc.com/jeff-haden/how-flipping-a-coin-can-actually-help-you-make-smarter-decisions-backed-by-science.html

  2. hmm, bad idea. The idea is to use your judgement to make good decisions, rather than leave them to chance. If every dispute was decided on the flip of a coin the business wouldn’t take off.