QUESTION: Fix punctuation: The knives are made according to the traditional form and methods from the same region in the southern French region of Aveyron
ANS: The knives are made according to the traditional form and methods from the same region in the southern French region of Aveyron.

QUESTION: Fix punctuation: Simply put if you are not 100 satisfied with our software return it to us for a full refund of the purchase price
ANS: Simply put, if you are not 100% satisfied with our software, return it to us for a full refund of the purchase price.

QUESTION: Fix punctuation: potential review Comments turned off
ANS: potential, review Comments turned off

QUESTION: Fix punctuation: Depending on the number of contributions each presentation will last for 2030 minutes including time for discussion
ANS:
Depending on the number of contributions each presentation will last for 20-30 minutes including time for discussion.