Jesus knew better than to bore the people with long-winded messages. Like any good advertiser, Jesus knew that brevity was important in keeping people's attention. Because of this, Jesus' preaching was only incidental to his ministry. If Jesus were alive today, he would most certainly make his presence known in the contemporary marketplace through the use of advertising. The Bible describes creation in only 600 words.
Lengthy explanations are boring.
Use simple language. Be sincere in your presentation. Repeat the message again and again. All important truths must be stated more than once to remain in the public's attention. Analyzing Barton's Business-Christ Barton's conclusions are generally unconvincing.