Add punctuation: The Userfriendly interface makes the PDF Converter extremely easy to use
A: The User-friendly interface makes the PDF Converter extremely easy to use.
QUESTION: Fix punctuation: For every one of these different online blackjack games players need to adapt their basic strategy to make sure that they profit the most out of the game
ANS: For every one of these different online blackjack games, players need to adapt their basic strategy to make sure that they profit the most out of the game.
QUES: European Chemicals Agency ECHA

correct the punctuation.

CORRECTED: European Chemicals Agency (ECHA)
Question: longerthan show routes longer than the destination
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Answer: longerthan: show routes longer than the destination
But of course things didnt go beyond threats and Sefu said Why shouldnt I go to sleep when Im tired No one would be such an animal as to prevent a tired man from sleeping

Can you repeat this sentence, but add in punctuation?
But, of course, things didn't go beyond threats, and Sefu said, "Why shouldn't I go to sleep when I'm tired? No one would be such an animal as to prevent a tired man from sleeping.
QUESTION: Fix punctuation: Creation and editing is extremely simple just click drag or drop
ANS:
Creation and editing is extremely simple: just click, drag or drop.