Home-based businesses are quickly becoming the fastest growing form of business start-ups in America. In fact, over half of the 600,000 new businesses founded each year are grown out of someone's home office of basement.

In office space, absorption measures the net change in occupied office space over a specific period. It tracks how much space tenants lease compared to how much becomes vacant, indicating market demand. Positive absorption means more space is leased than vacated, while negative absorption shows the opposite.