The cost of doing business is a concern to many companies today. In recent past, American companies have been relocating to Mexico citing high cost of labor in the US. The study aimed to examine the cost of labor in America's manufacturing sector that is pushing some companies to relocate to Mexico. The results shows that the cost of labor in America is 12 times more than it is in Mexico. As such, the study recommends review of NAFTA agreement to streamline trade between Mexico and America.