A pay-per-click campaign It gets expensive to buy sponsored links from the Google’s Adwords or Yahoo’sSearch Marketing services. But your competitors are undoubtedly doing it. So if you’re not, it’s unlikely you’ll be competitive (unless you have a very compelling product or price). As online competition has increased, a PPC campaign has become essential.
The barrier to entry into the online market is much lower than traditional businesses, which is great. But, it's a double edge sword because the easier it is to do something, the more people try it out. This means that you have to work harder at distinguishing yourself from the melee of other startups out there - because, believe me, there are a lot.