If working at home is your idea of a dream come true, the opportunities to make a killing are slim but definitely out there. Just take the relatively recent success story of Jeffery Morin. Over a few, short years, the Marine veteran has built up what started as a small, at-home business manufacturing and selling challenge coins on eBay, into a multi-million dollar enterprise. Challenge coins are small medallions traditionally carried and given to military servicemen for participating in specific groups, activities, or being part of a certain unit. It all started in WWI when a pilot for the brand new “air corps” gave out these unique medallions to his fellow wingmen. [...]