Barter is a dynamic growth industry for the 21st Century. More people looking to exchange goods and services rather than pay for them. According toMSN, as spare cash becomes harder to come by for many families, bartering is an increasingly attractive alternative to putting expenses on credit cards. Lots more people are swapping stuff and services. Businesses and individuals all over the world are seriously considering barter as a way to build their bottom line. Today the barter system can be used in a much more sophisticated way than ever before.