The Kaplan-Sheinwold Bidding System is the most popular bidding System among modern tournament players.
You will know everything you need to know to play at and.
All you have to do is read this book.
It is easy to learn.
Everybody will agree to play this system.
You can easily make and form partnerships.
No need for further explanation.
You can just write "Kaplan-Sheinwold" on your bidding card.
Among the advantages are everybody knows it so you do not have to make out a long bidding card.
The Kaplan-Sheinwold Bidding System is the most popular bidding System among modern tournament players