QUESTION: Fix punctuation: The noise levels are very important especially when working in built up areas and the focus on fuel saving is always a priority when considering the productivity and economy of buying a new machine
ANS: The noise levels are very important, especially when working in built up areas and the focus on fuel saving is always a priority when considering the productivity and economy of buying a new machine..
QUES: Penis cancer It is a rare form of cancer a disease in which cancer cells malignant can occur anywhere along the shaft of the penis but most are on the foreskin or head of the penis glans

correct the punctuation.

CORRECTED: Penis cancer - It is a rare form of cancer, a disease in which cancer cells (malignant) can occur anywhere along the shaft of the penis, but most are on the foreskin or head of the penis (glans).
Question: Regine Wagner is an active sailor for many years in the sailing and charter industry work
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Answer: Regine Wagner is an active sailor for many years in the sailing- and charter industry work.
The Debian project is pleased to announce the eighth update of its stable distribution Debian 7 codename wheezy

Can you repeat this sentence, but add in punctuation?
The Debian project is pleased to announce the eighth update of its stable distribution Debian 7 (codename wheezy).
input: How do I add certain files that I want to have scanned
fixed: + How do I add certain files that I want to have scanned?
The results speak for themselves

Can you repeat this sentence, but add in punctuation?
The results speak for themselves.