input question: Fix spacing: Whynothaveafreetrybyyourself?

output answer: Why not have a free try by yourself?
Problem: HowcanIfindoutwhichgatemyflightisboarding?
What's a sentence that uses these characters?
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How can I find out which gate my flight is boarding?
Add spaces: Upgradesarealwaysfreetoregisteredusers.

Answer: Upgrades are always free to registered users.
Youcanchoosetoplaywithcoinvaluesof$0.02to$2.00.

You can choose to play with coin values of $0.02 to $2.00.
[Q]: [Thematerialsareexquisiteandthoroughlytested,andifyouwanttoyoucantakeoutafree7yearfactorywarranty.]
[A]: [The materials are exquisite and thoroughly tested, and if you want to you can take out a free 7 year factory warranty.]
Problem: Add spaces: Sometypicalcomparisonoperatorsforordereddomainsinclude>,<,==,!=,etc

Spaces added:
Some typical comparison operators for ordered domains include >, < , ==, !=, etc