If your company plans on doing adwords you will get more for your dollars when you work with an adwords certified professional whois a Google partner.
If you absolutely have to be on a specific keyword today, adwords can get you there quickly.
Its important to use adwords correctly, the system has a lot of features that if used right will save you money and more importantly give you better results.
We charge 15% of the adwords spend and we will optimize the campaign in a way that saves more than the amount charged over the standard setup so in the end it simply increases proffit.