This really depends on where you're at right now and where you want to be. It's also influenced by how tough your competitors and the industry you're in are. Lastly, there are other factors that we can take into account: How well is your website already optimized? Do you have your own writers, programmers, and graphic designers? If yes, you might be able to cut costs. If not, the expenses will go up. BTW, you can check the prices above.