Comment 2 for bug 546858

Thunderbird (2 at least, haven't looked at TB3 yet) has two fields as well:

  http://doxygen.db48x.net/comm-central/html/interfacensIAbCard.html

Currently Hedera is just saving (Home|Work)Address into doc.street and ignoring (Home|Work)Address2. It sounds like a spec update might be in order, but was it based on another established standard? It doesn't look like X.509.