1=Multi,12-20HcP

• 12-13HcP,3-suiter,1444,4144,A MAJOR=short
• 12-15HcP,bal,4432,4333,5332(minor=5cd)
• 12-20HcP, 6+ or 6+a,If12-13HcP, a 4card MAJOR is OK
• 16-20HcP,6+ or 6+

1=19+HcP,any distribution except 3-suiters

1=12-20HcP,4+cards

• 12-15HcP,5 or 6+
• 12-20HcP,5332
• 14-20HcP,4-5
• 16-20HcP,4 + 5

1=12-20HcP,4+cards

• 12-15HcP,5 or 6+
• 12-20HcP,5332
• 14-20HcP,4-5
• 16-20HcP,4 + 5

1NT=16-18HcP,balanced,No 5card MAJOR

2=12-16HcP, any 3-suiter,5440, 4441

2=17-20HcP, any 3-suiter,5440, 4441

2=2-suiter,

• 9-15HcP, 5 + a minor
• 9-12HcP, 6+ 

2=2-suiter,

• 9-15HcP, 5 + a minor
• 9-12HcP, 6+ 

2NT=9-15HcP,2-suiter, 5-5 minors

3=Preemptive

4=10-14HcP,a very strong MAJOR, Namyats convention

3NT=Blackwood

4=Preemptive

5=Preemptive