How do you know when your online marketing is working?  How many visitors need to go through your system, from keyword to landing page, before you can make a determination as to the effectiveness?  10 visitors…100…1,000…10,000?  You want to walk that line between spending enough money to make accurate determinations without wasting money on an ineffective conversion path. Here’s the example I like to use with clients.  Consider your AdWords traffic to be a line …