As a result of our ongoing field research (AlejandroGoyen ArielErlijman) we have found a series of XP implementation issues that repeateadly appear on discussion groups such as Wiki and EGroups (http://groups.yahoo.com/group/extremeprogramming).
Here are links to pages open for discussion. If you have any links/references to information related to each issue and/or its possible solutions, feel free to add them.
As of 3/15/2001, we've opened a discussion group at EGroups for spanish-speaking people: http://groups.yahoo.com/group/xpspanish