The number of people using YouTube to watch video has continued to increase year over year. Using a YouTube business app you can create a finished video on your iPhone for free and use it to post ads of your business. Do you own a photo studio? Make an ad of the prep, shoot and finished product from start to finish to show what goes into your shoot.
Brewery owner? Incorporate a quick tour of your brewery and finished product into an ad. If you are in retail you can personalize an ad for new inventory. And the list goes on for the application of this simple technology.