Here's DJ Fresh on the importance of authenticity when using a radio presenter to promote your brand . It's about incorporating the presenter but making sure it comes across as real and authentic. It's not just smoke and mirrors, it must have real meaning. Human beings love stories that they can relate to. If you can incorporate your brand and your product into a story delivered by a top-quality narrator, a radio presenter, then the hard slog of convincing someone about your product is half done.