Rules World Sailing Case Book
World Sailing Cases
41 Outside Help A boat shall not receive help from any outside source, except
  1. help for a crew member who is ill, injured or in danger;
  2. after a collision, help from the crew of the other vessel to get clear;
  3. help in the form of information freely available to all boats;
  4. unsolicited information from a disinterested source, which may be another boat in the same race.