Conversion Rate Optimization or CRO as it's known in PPC circles, is the ratio in which customers complete the desired action for displayed ads. In some instances, this means the click thru ratio or percentage of signups. Some other cases may include what ratio of users buy the product or become customers.
Companies engaged in advertising or other pay per click models are constantly looking to upgrade their conversion rate optimization. Being able to actively work on their CRO gives them the best means to drive up conversion rate and increase revenue. Every business needs a way to monetize their efforts, and to this effect, the right conversion rate optimization service can help.