Once. The only time to use more than one space is after a period.
Do not put a space before a comma. Put one space afterthe comma.
Put one space after a comma.
In modern writing style, it is common to use only one space after a comma when it is used as a punctuation mark. The double-spacing after a comma is a convention that dates back to the typewriter era, but it is no longer necessary with the use of modern word processing software and typesetting tools.
1 space.
True, you should have a space after a comma.
You only need one space after a comma.
Just one space is fine, as you can start a new thought from that point.
Yes, but a space comes after the comma like this:, inc
Zero times you just put it right after the last letter then make a comma if its not the last letter of the sentence but if it is just put the pierod exct. inside the quotation mark.
No, because it is an apostrophe, not a comma, and there are never spaces after apostrophes.
No. Only one space is necessary after a comma. Closing punctuation (period, exclamation point, question mark) has two spaces after them.
Yes, you do.