The Buy American Hire American Executive Order is continuing to impact certain industries and companies looking to fill jobs. Companies in traditional immigrant-dependent sectors like construction, service, and technology are increasingly becoming understaffed due to limits on legal immigration and growing concerned about the long-term effects and potential loss of talent to Canada. With unemployment at 3.9 percent, the crunch is even being felt in traditionally less immigrant-heavy positions like 911 dispatchers and ambulance operators.