The BEST acronym defends the existence of God and stands for:
B - Beginning of the Universe and Life.
E - Engineering of the Universe for Life.
S - Standards and Morality.
T - Truth About Jesus.
The FACTS acronym defends the reliability of the Bible and stands for:
F - Foretells the Future.
A - Archeologically Accurate.
C - Contradiction Free
T - Translated Correctly.
S - Scientific Statements.
Check out the notes here and MP3 below for more info. Also, get the BEST FACTS tract here (this is a great resource to help you remember the acronym and share it with those you love). Just print front and back, fold, staple and cut. Hope it helps.