Assertion: arbitrage | /r/CapableOf | involve buying popular items
Facets:
value: on amazon
type: LOCATION
value: on ebay
type: LOCATION
value: at a lower price
type: MANNER
value: on one site
type: LOCATION
Source sentences:
text: On Ebay or Amazon, arbitrage involves buying popular items at a lower price on one site, and then selling them on another site for a profit.