Reading IIJohn Now, I know he was speaking specifically about those who said Christ is not come into the flesh, but today we have those who hold very separate views. So a Jehovah's Witness (or Latter Day Saint) comes to your door. JWs believe Jesus was only a man (which contradicts John 1:1 and 1:14 amid many other scriptures) and LDS (Their "Journal of Discourses" vol 6 says "Here, then, is eternal life-to know the only wise and true God; and you have got to learn how to be Gods yourselves" http://journals.mormonfundamentalism.org/Vol_06/refJDvol6-1.html ) I see viewing their websites (as I did above) to reveal their false doctrine in accordance with However, going back to 2 John 1:10, You're not supposed to let them in, but how do you wrap up your conversation? Goodbye is a contraction of "God Be with Ye" and around the 1700s (I probably have the date a bit off) people were saying "Goodbye ye" or "Goodbye to you". "See you later" sounds like you intend to see them later... Do you just wave? Ideas?