We wish to acknowledge the following:

All images came from the Nuvola icon theme for KDE 3.x by David Vignoni.
http://commons.wikimedia.org/wiki/Nuvola

The Hibernate library was used to access persistant data.
http://www.hibernate.org/

JasperReports Library was used to generate reports, invoices and envelopes.
http://community.jaspersoft.com/

iReport Designer was used to create and design reports, invoices and envelopes.
http://community.jaspersoft.com/project/ireport-designer

Stack Overflow
http://stackoverflow.com/