[WarBus]

Home Page - More info.

Article Pages - Try a box shaped adsense block within the article. Try out other ad positions. Banner shaped ad block between the page title/photo and article. See which works best.

Books Page - Get an Amazon, Alibris & Ebay affiliate accounts. Put some products on visitors can buy.

Fix your Meta Title: Different title for each page. Include Ernest Jones.
ex. Books Page Title: Ernest Jones Golf Swing Books

Fix your Meta Descriptions: Different description for each page. Include Ernest Jones.

Not sure why you would need PPC. You already rank well for Ernest Jones and many variations. Your time would be better spent creating more sites with a similar narrow focus. Its not as exciting as PPC arbitrage but a slow steady cash flow from a bunch of sites that require little maintenace still pays the bills.