A goal can take a long time to reach, but there are a lot of smaller benchmarks you need to hit along the way. If you don't know your strategy is performing over a month, a week, or whatever, you'll have no indication if you're getting you close to your goal. When mapping out your strategy, you should also have a way to track or monitor it. Google Analytics is a great way to do that, so you have the data you need to alter your strategy to get the best results.
>> 7 Steps for Digital Markeing