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