Great products generally don't need much -- or even any -- advertising to sell well. The products sell themselves. That was the case with 's iPhones in the early days.

But great products advertised well could be game-changing, as evident from the overwhelming success of Apple products -- especially iPhones -- in recent years.

While Tesla (NASDAQ: TSLA) has generally avoided the use of advertising in the past, it has now shifted course to embrace ads as it goes beyond early adopters to seek out mass market consumers.

Continue reading

Source Fool.com