Please capitalize where necessary: if you identify to your nickname while in a cybercafe, library or any other public domain internet service, be sure that no one else can see your password and that no password stealing scripts are loaded.
A: If you identify to your nickname while in a cybercafe, library or any other public domain Internet service, be sure that no one else can see your password and that no password stealing scripts are loaded.

Q: do not miss the on-site art gallery.

A: Do not miss the on-site art gallery.

Q: the square leads into the main street and from here it is possible to walk along the river to serampore college.
A: The square leads into the main street and from here it is possible to walk along the river to Serampore College.

Problem: if you want to know in advance what turns me off: smelly socks
Can you repeat this sentence, but capitalize it?
Answer: If you want to know in advance what turns me off: smelly socks

Text: lesson number nine can be summed up in one word: perspective.

Correct capitalization: Lesson number nine can be summed up in one word: perspective.

Please capitalize where necessary: he went out, bearing his cross, to the place called 'the place of a skull,' which is called in hebrew, 'golgotha,'
A:
He went out, bearing his cross, to the place called 'The place of a skull,' which is called in Hebrew, 'Golgotha,'