Money does grow on trees...and on bushes and vines and groundcovers, too. With edible landscaping, saving money never looked and tasted so good! http://www.bhg.com/gardening/vegetable/vegetables/edible-landscaping/?socsrc=bhgpin042415ediblelandscapin
Why invest in expensive electrical air purifiers when you could purchase a few types of houseplants to clean and filter your air naturally and inexpensively?