QUESTION: Fix punctuation: The markets most robust tool at the lowest price
ANS: The market’s most robust tool at the lowest price.

QUESTION: Fix punctuation: The training course at the institute takes place according to 20 programmes and qualification improvement according to almost 30 permanent and shortterm seminarstraining which satisfy the needs of the business medium
ANS: The training course at the institute takes place according to 20 programmes, and qualification improvement according to almost 30 permanent and short-term seminars-training which satisfy the needs of the business medium.

QUESTION: Fix punctuation: His offspring also had longer necks which meant they fared better than other giraffes
ANS: His offspring also had longer necks which meant they fared better than other giraffes.

QUESTION: Fix punctuation: Xilisoft DVD to 3GP Suite is an integral and powerful 3GP conversion pack for your mobilephone
ANS:
"Xilisoft DVD to 3GP Suite is an integral and powerful 3GP conversion pack for your mobilephone.