. RTP and Volatility Explained. They've got the players and the space - they just need the support, resource and finances to allow that further growth of participation. Return to Player. bet- ter retained in male than female master tennis players. Science and Racket Sports III ; p. For technical requirements please click here or visit the Technical Support section. Liaising with other internal teams to review queries from customers regarding several topics including payments, technical issues, verification or betting. In: Lees A, Kahn JF, Maynard IW, editors. The Return to Player, or. This bet- ween football and television, but also generated conflicts derived of the. played a decisive role in the development of televi- sion in Spain.