You can use the suggestion from ebay or create your own but this allows
you to include your listing under several search phrases so the item is
seen by a larger buying mbv g group.
This option allows you to add more verbiage to your search. For example
if you are selling a 'matchbox car in package hot rod series 3 of 10',
ebay may suggest to add the refinement 'limited edition hot wheels #1'
so when somebody searches for that, ...
