Pulse is a leading participant in a specialized sub-sector of the oil and natural gas industry's service sector. Pulse's business activity levels are driven by different factors than the commodity price-driven cyclicality that largely determines the fortunes of the drilling sector. Pulse's value should be assessed by somewhat different metrics than those that measure the drilling sector. The pages in this section discuss the drivers of Pulse's profitability and the measures that can help investors gauge Pulse's value.