Featuring the men’s doubles world No.1, Joe Salisbury, and Britain’s Billie Jean King Cup stars, Emma Raducanu, Harriet Dart, Katie Swan and Sonay Kartal; the British players are on hand to help Cathy demonstrate various ways in which you can communicate on court.
Covering everything from the scoring system to basic stroke terms and good sportsmanship, Cathy and the players step up to show us how it’s done.
Source: https://www.lta.org.uk/news/how-to-use-tennis-sign-language/