Dear Freinds,
For the week starting Mon-Fri, R1= 3100 and S1 = 2700. R1~S1 is within the [300,400) range so trade as per "How to check trend and buy options" posted in the 1st thread. So, you can buy more puts at R1 and lesser calls at S1 next week.
Personally I don't recommend any trade...