I worked for them as an intern during my college years at their corporate office in Chicago while studying business management online through DeVry University! It was great to work alongside such talented people who were always eager & willing do whatever it took - even if that meant working long hours or weekends-to get things done right away. They're very helpful when you have questions about your resume/CV writing process but also extremely understanding of what is needed from students looking into getting career training opportunities within this field!! There are many more companies out there than just these two mentioned above so make sure they align well wtih all aspects regarding experience / education before hiring someone new :) As far being able improve upon anything? Definitely nothing specific comes across immediately after using both services previously ;) We've been hired by clients several times throughout our time together because we provided exceptional service each step along.