In this blog article and podcast, we are going to talk about some of the best marketing articles that focus on the topic of ROI or return on investment. Return on investment is a popular metric that is used to measure the efficiency of different investments. It's also a great way to compare different marketing tactics and marketing mediums to determine which is delivering better results for your companies bottom line. The 5 articles we mention in this article should help to give you a solid foundation and understanding of ROI and how it relates to marketing. Profitworks Inc. is an expert in the field of Search Engine Optimization and Email Marketing which are two of the highest average ROI marketing mediums available to businesses. Contact them now to learn more!