Please capitalize where necessary: an attachment is a file that is sent along with an email message i.e. if you include a file with an outgoing email message. be careful about attachments.
A: An attachment is a file that is sent along with an email message i.e. if you include a file with an outgoing email message. Be careful about attachments.

Q: click on scene selection to see the all 9 chapters with sony. after that select a movie you want to see and click to open it.

A: Click on Scene Selection to see the all 9 chapters with Sony. After that select a movie you want to see and click to open it.

Q: most young people speak english, whilst older people speak better german.
A: Most young people speak English, whilst older people speak better German.

Problem: this latter point is very important, which determines the characters in his works are not only independent existed objects, but also are rational and emotional objects that perceived by the artist.
Can you repeat this sentence, but capitalize it?
Answer: This latter point is very important, which determines the characters in his works are not only independent existed objects, but also are rational and emotional objects that perceived by the artist.

Text: from elegant background lighting to the depiction of a modern work of art - the range is immense.

Correct capitalization: From elegant background lighting to the depiction of a modern work of art - the range is immense.

Text: software for electrical drawing free

Correct capitalization:
Software for electrical drawing free