If you are looking for a stock that has a solid history of beating earnings estimates and is in a good position to maintain the trend in its next quarterly report, you should consider ServiceNow (NOW) . This company, which is in the Zacks Computers - IT Services industry, shows potential for another earnings beat.When looking at the last two reports, this maker of software that automates companies' technology operations has recorded a strong streak of surpassing earnings estimates. The company has topped es ...