Question: When searching for hotels using the hotel info mobile application app for iPhone Android Windows Phone etc you can also request search results for your current location to be displayed
Please fix the punctuation.
Fixed: [When searching for hotels using the hotel info mobile application (app for iPhone, Android, Windows Phone etc.), you can also request search results for your current location to be displayed.]

Question: This is probably a very ancient royal ritual
Please fix the punctuation.
Fixed: [This is probably a very ancient royal ritual.]

Question: In 1590 Harriot sent Dee a copy of one of his books in which he had written To my dear friend
Please fix the punctuation.
Fixed: [In 1590 Harriot sent Dee a copy of one of his books in which he had written "To my dear friend".]

Question: At best oil and water replied the engineer adding that the engine had only recently received his service
Please fix the punctuation.
Fixed:
[At best, oil and water, replied the engineer, adding, that the engine had only recently received his service.]