The first angel's message gives us the correct principles.

1. “Fear God and give glory to Him.”

All content should lead people to give God the respect and reverence He deserves.

1. “for the hour of His judgment has come.”

All content should lead people to recognize that the judgment is really going to happen, and that it is a most solemn event.

1. “and worship Him who made heaven and earth, the sea and springs of water.

All content should lead people to worship God as the Creator. It should inspire awe and humility. It should lead people to give God the love, loyalty, and obedience He deserves as the one who made us.

Content here.