caption: Some Kiosk products are the result of painstaking research or long drives on back roads in rented cars. And some are found totally by chance. ``We were at this shop in Porto that sells only rubber goods, and I noticed this beautiful twine they were using for packaging,'' says <PERSON>. ``I asked where they'd gotten it, and they walked us over to a wholesale paper goods shop. That's where we found the toilet paper.'' Unfortunately the twine wasn't meant to be -- it's not produced in Portugal -- and neither was the TP: ``With importing, you pay for volume. This would be like an $8 roll of toilet paper.''