For a married couple with the same last name, is it:
1. Mr. and Mrs. Joseph and Mary Smith?
2. Mr. Joseph Smith and Mrs. Mary Smith?
For a married couple with different last names, is it:
1. Mr. John Doe and Mrs. Jane Johnson?
2. Mr. John Doe and Ms. Jane Johnson?
For an unmarried couple, is it:
1. Mr. James Brown [separate line] Ms. Jennifer White?
For a widow, is it:
1. Mrs. Susan Black?
2. Ms. Susan Black?
Does the man's name always come first? ALWAYS?
Re: How to address the envelopes properly?