QUES: Sire I would not flatter myself to think I could surpass them had I not a distinct advantage

correct the punctuation.

CORRECTED: Sire, I would not flatter myself to think I could surpass them had I not a distinct advantage.

QUES: David has a special personal drive high levels

correct the punctuation.

CORRECTED: David has a special personal drive, high levels [...]

QUES: After your order you will receive an email when the order detail information is displayed

correct the punctuation.

CORRECTED:
After your order you will receive an email when the order detail information is displayed.