For a look at 'Previous Attempts to Sell Viseu' - and other neighbouring towns - by other Xb classes, follow these links!
http://comciencia.blogspot.com/2005/03/having-trouble-finding-home-upgrade.html
http://joaoesamblog.blogspot.com/2005/03/discover-viseu.html
http://blackcat12.blogspot.com/2005/03/if-youve-got-any-doubts-you-must-come.html
http://daniel-duarte.blogspot.com/2005/03/viseu-perfect-town.html