it's a raid? files - a pedestrian in the network

How would the previous sentence be correctly capitalized?
Answer: It's a RAID? files - A pedestrian in the network
you may want to create a backup of the entire firefox profile before you start.

How would the previous sentence be correctly capitalized?
Answer: You may want to create a backup of the entire Firefox profile before you start.
share your flame with as many people as possible! they love it! if it looks like rain just turn into a tree... then: more fire!!

How would the previous sentence be correctly capitalized?
Answer: Share your flame with as many people as possible! They love it! If it looks like rain just turn into a tree... Then: MORE FIRE!!
that is why mcafee total protection offers the so-called mcafee shredder. this allows you to destroy files permanently, so sensitive data can never fall into the hands of anyone for whom they are not intended.

How would the previous sentence be correctly capitalized?
Answer: That is why McAfee Total Protection offers the so-called McAfee Shredder. This allows you to destroy files permanently, so sensitive data can never fall into the hands of anyone for whom they are not intended.