STANDARDS SECTION XVIII - TOURNAMENT STANDARDS OF PERFORMANCE c. Availability d.  Daily Allotted Number of Practice Balls Balls of the make to be used in the Tournament are to be available on site  at least three (3) days prior to the commencement of the Qualifying for  players in both the Main Draw and Qualifying until they are eliminated. Prior to the Qualifying Sign-In, players shall be required to purchase  the balls. Beginning on the day of the Qualifying Sign-In, players are  entitled to receive the complimentary daily allocation of practice balls in  accordance with sub-Section d below. Main Draw and Qualifying players are entitled to new practice balls as set  out in the following chart: If the practice courts are located off site, it is recommended that practice  balls be provided at the practice site. Tournaments must comply with the WTA Betting Sponsorship Rules. (See  Appendix D - WTA Betting Sponsorship Rules.) Tournament Category Player Daily Allotment of New Practice Balls While Competing in Tournament After Elimination WTA 1000, WTA 500 6 3 WTA 250 6 3 6.  Betting Sponsorships 7. Chairs/Umbrellas 8. Court Chairs must be provided on court for player use during the change of ends. At outdoor Tournaments, umbrellas must be provided to shade the players’  chairs. a.  Court Specifications i.  Court Surface (a) Tournaments must be played on a surface that is approved  by the WTA, including, but not limited to, the color of the  court surface. Tournaments must submit a written request for  305