Does advertising work? Yes, however, it takes at least 7 times for the message to resonate with your audience/compels them to take action. It's called the Rule of 7. The Rule of 7 states that a prospect needs to “hear” the advertiser's message at least 7 times before they will take action to buy that product or service. Social media helps maximizes that 7 times quickly and efficiently as long as you, the advertisers, do your part. What is your part? Keep your message consistent and post frequently.