When referring to a room with a number in a building, then room is to be capitalized. Room 223. This goes for a suite, Suite 224. Always capitalize when writing a formal address.
Yes. It should be --- Act One.
Yes, it should be capitalized when it's part of a title.
No it shouldn't be capitalized.
No they shouldn't be capitalized.
If you are referencing yourself, "i" should always, always, always be capitalized. Me = I. When referring to yourself, the "i" should be capitalized even if it is not at the beginning of the sentence. Example: Dave and I went to the store. Remember, just because a word has the letter "i" in it does not mean that the "i" should be capitalized. Example: She used It. (wrong) She used it. (right) The "i" is capitalized only when referring to yourself. In other words, when "I" means "me" or yourself.
Yes, it is referencing a specific lake, so Lake Michigan is correct.
As it's a title, all words except prepositions, conjunctions and articles should be capitalized. However, it's not uncommon for concert titles to not follow typical grammatical rules. Be sure to check the punctuation used before referencing it.
No, except at the beginning of a sentence because it is not a proper noun.
No, because it is n ot a proper n ou n.
All words apart from conjunctions, prepositions and articles should be capitalized. The first and last word should be capitalized regardless of whether it falls into one of the above categories.
Have should be capitalized if it is the beginning of a sentence. Summer should not be capitalized.
No. It should not be capitalized.