Keep Doing Your Keyword Research
Most internet marketers who are trying to sell shovels to the miners – selling noobs Internet marketing knowledge ‘how to’ – generally discuss how much money they make. What they also don’t spell out very clearly is how much money they spend making the money.
It’s not enough just to do your initial research on keywords, and let it go, even though they work. You have studied and developed your campaign, and set up a variety of targeted ad groups. Now you need to watch your keyword conversions to see which ROI-Return On Investment gives you the highest.