The recommended way to measure the effectiveness of your business marketing plans is to simply know the number of customers (and how much revenue) is handled by marketing. Actually, that could mean a lot of different things, but kicking off with that straightforward meaning of success is key. For instance, marketing can attract new prospects through social media or email marketing. A marketing blitz can grab the attention of new heads by running paid head generation campaigns. Typically, marketing can expand the number of customers by allowing sales with using friendly tools to be more effectual especially when it comes to online marketing. And finally, these stated plans will become your business' most important metric of success. Always remember that the easier the metric, the clearer the impact.