Add punctuation: MacBook are widely Mac laptops or notebooks by number of users because of its wonderful features
A: MacBook are widely Mac laptops or notebooks by number of users because of its wonderful features.
QUESTION: Fix punctuation: This Pandora Murano glass bead in charcoal black features a floral design Each glass bead is hand made from the finest Murano glass using extreme heat making the glass bead unbreakable to every day wear
ANS: This Pandora Murano glass bead in charcoal black features a floral design. Each glass bead is hand made from the finest Murano glass using extreme heat making the glass bead unbreakable to every day wear.
QUES: After which your AVI video would stop responding and many media players like VLC WMP QuickTime etc fails to play the corrupted AVI file Nevertheless you can still overcome this problem by utilizing a good repair application

correct the punctuation.

CORRECTED: After which your AVI video would stop responding and many media players like VLC, WMP, QuickTime etc fails to play the corrupted AVI file. Nevertheless, you can still overcome this problem by utilizing a good repair application.
Question: And for both new followers and lifelong fans of Jon Band Carlsens comprehensive opus Dj vu is a glorious reencounter and a really good story
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Answer: And for both new followers and lifelong fans of Jon Band Carlsen's comprehensive opus, 'Deja vu' is a glorious (re)encounter and a really good story.
Finally you can now discover everything you need to know about your DDT file instantly

Can you repeat this sentence, but add in punctuation?
Finally, you can now discover everything you need to know about your DDT file... instantly!
QUESTION: Fix punctuation: I was one of you
ANS:
I was one of you.