+eProcessingNetwork's AuthorizeNet compatibility mode.
+
+Michael G. Schwern contributed cleanups, test fixes, and more.
+
+Erik Hollensbe implemented card-present data (track1/track2), the
+duplicate_window parameter, and test fixes.
+
+Paul Timmins added the check_number field.
+
+Nate Nuss implemented the ("Additional Shipping Information (Level 2 Data)"
+fields: tax, freight, duty, tax_exempt, po_number.
+
+Michael Peters fixed a bug in email address handling.
+
+Thomas Sibley <trs@bestpractical.com> wrote B:OP:AuthorizeNet::AIM::ErrorCodes
+which was borged and used to provide more descriptive error messages.
+
+Craig Pearlman <cpearlma@yahoo.com> sent in a patch to more accurately declare
+required fields for E-check transcations.
+
+=head1 CONTRIBUTIONS AND REPOSITORY
+
+Please send patches as unified diffs (diff -u) to (in order of preference):
+
+=over 4
+
+=item CPAN RT
+
+http://rt.cpan.org/Public/Bug/Report.html?Queue=Business-OnlinePayment-AuthorizeNet
+
+=item The bop-devel mailing list
+
+http://420.am/cgi-bin/mailman/listinfo/bop-devel
+
+=item Ivan
+
+Ivan Kohler <ivan-authorizenet@freeside.biz>
+
+=back
+
+The code is available from our public CVS repository:
+
+ export CVSROOT=":pserver:anonymous@cvs.freeside.biz:/home/cvs/cvsroot"
+ cvs login
+ # The password for the user `anonymous' is `anonymous'.
+ cvs checkout Business-OnlinePayment-AuthorizeNet
+
+Or on the web:
+
+ http://freeside.biz/cgi-bin/viewvc.cgi/Business-OnlinePayment-AuthorizeNet/
+
+=head1 A WORD FROM OUR SPONSOR
+
+This module and the Business::OnlinePayment framework are maintained by by
+Freeside Internet Services. If you need a complete, open-source web-based
+application to manage your customers, billing and trouble ticketing, please
+visit http://freeside.biz/
+
+=head1 COPYRIGHT & LICENSE
+
+Copyright 2010 Freeside Internet Services, Inc.
+Copyright 2008 Thomas Sibley
+All rights reserved.
+
+This program is free software; you can redistribute it and/or modify it
+under the same terms as Perl itself.