The document discusses return on investment (ROI) for social media marketing efforts for a steakhouse. It provides an example where 143 social media visits resulted in $334.62 in revenue. It notes that the time and effort spent on social media must generate more revenue than just letting prospective customers visit the site organically. The document recommends tools for improving ROI like Google Analytics, Google Website Optimizer, Clickheat, and spreadsheets. It encourages interested parties to contact the author Christopher Penn at Edvisors if they want to sell more to the 2 million college students Edvisors reaches each month.