answer: #Person1# and #Person2# think Taiwanese people didn't have garage sales and they are going to a flea market.
documents: #Person1#: How do you know? I thought Taiwanese people didn't have garage sales.
  #Person2#: You're right. We're not really into used stuff.
  #Person1#: Well, I've grown to like second-hand things. I wouldn't have gotten through university without them!
  #Person2#: There aren't many places that sell used things in Taiwan, besides auction websites.
  #Person1#: I use those sites. Hey! Let's go check out a flea market later.
  #Person2#: Great! I can teach you men a thing or two about shopping!