Caveat emptor effect that the initial transfer or license of intellectual-property rights is preserved. Most stores require proof of purchase and impose time limits on exchanges or refunds. Some larger chain stores, such as F.Y.E., Staples, Target, or Walmart, will, however, do exchanges or refunds at any time, with or without proof of purchase, although they usually require a form of picture identification and place per-transaction and/or per-person quantity or dollar limitations on such returns. In the UK, consumer law has moved away from the "caveat emptor" model, with laws passed that have enhanced consumer rights and allow greater leeway to return
Paulette Caveat signatories did not believe that Treaty No. 8 and No. 11 extinguished their Aboriginal rights to the land and that the Treaties were unfulfilled. Justice Morrow agreed with these witnesses and ruled that the Chiefs had established a case for claiming Aboriginal rights sufficiently to warrant the filing of a caveat. Although the ability to register the caveat was overturned by the Supreme Court of Canada, Justice Morrow's findings in respect to Aboriginal rights were not overturned. The "Paulette" case resulted in the initiation of the Dene/Metis comprehensive land claim process. The "Paulette" and "Calder" cases prompted the Government of