Trades (services) services is geared more towards one-on-one, specifics or trades with what the customer is looking for. It is broken up between several different things: plumbers, electricians, contractors, auto repair/bodywork, and so on. Workers are trained in specifics in their own fields and interests.
These are services either provided by large corporations and/or certified/accomplished individuals serving the community and individuals.
In barter, you'll have access to many of these features and more!
“The certificate club has helped me get my business up and going with little money spent. Thank you!!”
-John Gallie, owner of JTG Systems