To be the best, learn from the best. What do the best Facebook brand pages have to teach us. Ragan points out a few of the biggest Facebook fan pages and gleans a few lessons from them. Here's an example: Red Bull—26.3 million Facebook fans What we can learn: • Brevity is the soul of building your fan base; • Strong content paves the road to becoming a lifestyle brand. The popular energy drink has become a lifestyle brand, evident from its Facebook presence. What do we mean by a lifestyle brand? Red Bull has grown to become more than eight ounces of adrenaline proxy. It's…

