NSXMLParser

Event Driven SAX Parsing

 * http://developer.apple.com/library/mac/#documentation/Cocoa/Conceptual/XMLParsing/Articles/HandlingElements.html#//apple_ref/doc/uid/20002265-BCIJFGJI
 * http://developer.apple.com/library/mac/#documentation/Cocoa/Reference/NSXMLParserDelegate_Protocol/Reference/Reference.html#//apple_ref/occ/intf/NSXMLParserDelegate
 * http://developer.apple.com/library/mac/#documentation/Cocoa/Conceptual/NSXML_Concepts/NSXML.html

PList Parsing

 * http://stackoverflow.com/questions/3324696/nsxmlparser-how-to-parse-kvc-plist-thingamajig-like-xml

Errors

 * http://ios.forums.wordpress.org/topic/understanding-nsxmlparsererrordomain-error-messages
 * http://developer.apple.com/library/mac/#documentation/Cocoa/Reference/Foundation/Classes/NSXMLParser_Class/Reference/Reference.html#//apple_ref/doc/c_ref/NSXMLParserNAMERequiredError
 * http://ios.forums.wordpress.org/topic/getting-nsxmlparsererrordomain-65