WHAT'S BEING SAID ABOUT NET PROFIT ...
  •   “What A Fabulous Program!  Net Profit will increase the productivity for the entry level as well as the advanced career professional.  The program is a wonderful blend of sound business principles along with valuable insights into the tennis industry.  This resource is a must for anyone in the tennis business. -Gordon Collins, Past President USPTA / Director of Tennis Courtside Racquet Club, Los Gatos, CA.

  • “When it comes to running a tennis club, Dave Sivertson's Net Profit is prophetic. The business program is our management bible.”   -Greg Grover, Author of Creative Tennis Programming, Marietta, GA. 

  • “There has been a need for a management tool like this for a long time.  Every tennis professional and club manager can benefit from using the Net Profit Business Program.”   -Kurt Kamperman, USTA Chief Exec of Community Tennis & Past President USPTA, White Plains, NY.  

  • “Dave Sivertson has done it right! He has analyzed the tennis industry in detail and determined how to make tennis pros successful. Net Profit is not only a guide on how to be productive and profitable, but it is a valid strategic plan and program that will favorably impact tennis pro's future in the tennis business. It is truly a professional's key to success.”   -Jack Groppel, PH.D, VP/Co-Founder of Human Performance Institute and VP of the National Board for the USPTA, Orlando, Florida.   

  • “Dave Sivertson's energy and effort in creating Net Profit for the tennis industry put an invaluable resource at my fingertips. Net Profit helped me have an immediate impact at my club.”  -Ken DeHart, Former USPTR Executive Director and International Pro of the Year, San Jose, CA            

  • “Dave Sivertson has taken a lifetime of knowledge and packaged it into one business program for club development.  Net Profit has been a wealth of information for me, my staff and the club.  You owe it to your club to explore the benefits of this program." -Steven J. Termeer, GM and Director of Golf Operations, University of Texas Golf Club, Austin, TX

  •  “The information in this program may be available in other industry books, but nowhere is it put together in this manner for club professionals. The Net Profit Business Program can maximize the success of your tennis operation and minimize the time and money invested.”  -Billy Freer, Director of Tennis, Brookhaven Country Club, Dallas, TX                 

  •  “Net Profit is a must for every club that is looking not only for resource material, but also a training manual for developing a successful team.  This program covers the many complex areas of the tennis professional’s business. Whether you’re an assistant, head pro, director of tennis or club manager, Net Profit will improve your club’s product, service and profit.”   -Fernando Velasco, USPTA Master Pro and Director of Tennis, Circle C Ranch Tennis Club, Austin, TX. 

  •  "It is in the interest of the tennis players, professionals, club managers and the club industry to have active, well directed, well managed tennis facilities. This beautifully organized and creative work is the everything you always wanted to know program about the tennis business.”  -Cliff Drysdale, Cliff Drysdale Tennis. Former Tour Player and ESPN Broadcaster, Miami, FL.

  •  " Net Profit takes all the fear out of managing a tennis business!.  Dave Sivertson has provided tennis professionals and club managers with a complete blueprint for success.  He blends sound business strategies with the philosophical framework needed to create a healthy business. All tennis professionals should use this valuable program."  -Kathy Woods, Director of Tennis at The Racquet club of St. Petersburg, Past President USPTA, St. Petersburg, FL.

  •  " Net Profit will save professionals  years of trial and error, allow them to shine in the eyes of their general managers and greatly increase their productivity as well as their potential for earnings. Dave Sivertson has done a masterful job of outlining and communicating the formula for a successful tennis operation. His step by step approach and use of worksheets make Net Profit easy for all club professionals to use. This program is truly the consummate business program for the tennis industry."  -Greg Lappin, General Manager, Rochester Athletic Club, Rochester, Minnesota  

  • "The Net Profit Business Program is not only a must for the new tennis professional, but is a necessary resource for the career tennis professional or club manager.  I would highly recommend this great program". -Will Hoag, Past President USPTA and Director of Tennis, Coral Ridge Country Club, Fort Lauderdale, FL.