By having guests take home leftovers in cheap containers, they also don’t have to worry about getting them back to you. You can even get bento box style containers (like these ones from Amazon ...

A new 40-foot-long container, about 320 square feet of space, sells for roughly $2,800 used and $5,600 new; insulation, depending on quality, can run from $100 to $1,000.

2012 Outlook The company is still bullish on the container market. In the first two months of 2012, it spent $80.8 million on new containers, of which 88% were locked in to long-term leases.