Online with no hyphenations is correct.
Both are correct
No, it is correct the way you have spelled it, without a hyphen.
yes. the correct spelling would be e-mail
The adjective should be hyphenated as "goal-oriented."
Yes it should be hyphenated.
Yes, it should be hyphenated.
Yes, "long-term" should be hyphenated when used as an adjective before a noun, such as "long-term goals." However, when used as a noun or after a verb, it is typically not hyphenated, as in "the plan is for the long term." Always consider the context to determine the correct usage.
No.
Yes it should be hyphenated.
yes check-up should be hyphenated
It should be hyphenated.
It can be written as one word or two or as a hyphenated word, all are correct.