input question: Fix spacing: Itisimportantforeachpartytoevaluatewhethertheirbehaviourisappropriate.

output answer: It is important for each party to evaluate whether their behaviour is appropriate.
Problem: WiththiswecanonlyinferthattherearegreatintereststosilenceWikileaksandtosomeextentthefreedomofexpressiononline.
What's a sentence that uses these characters?
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With this we can only infer that there are great interests to silence Wikileaks and to some extent the freedom of expression online.
Add spaces: N.B.:Ifyouwanttoexchangeyouritem,youneedtoreturnitandthenplaceanotherorder.

Answer: N.B.: If you want to exchange your item, you need to return it and then place another order.
BrotherMariowasdevotedtohisbrother,Anthony,duringtheirlifetimes.

Brother Mario was devoted to his brother, Anthony, during their lifetimes.
[Q]: [ThefactthatSCORMisdueforanoverhaul,wasmusictomyears.Don'tgetmewrongbutSCROMhasafew'bugs'thatshouldbefixedandIseethatsomearealreadygone.]
[A]: [The fact that SCORM is due for an overhaul, was music to my ears. Don't get me wrong but SCROM has a few 'bugs' that should be fixed and I see that some are already gone.]
Problem: Add spaces: Theuserinterfaceofthisprogramisconsideredonopinionsofmanyusers.

Spaces added:
The user interface of this program is considered on opinions of many users.