http://800notes.com/Phone.aspx/1-312-604-7171
    six pages of complaints there

http://800notes.com/Phone.aspx/1-312-348-1553


http://kerfuffle.typepad.com/kerfuffle/2009/11/the-illinois-tollway-provides-yet-another-example-in-support-of-why-people-think-government-agencies.html


http://www.blackplanet.com/forums/thread.html?thread_id=1894658

http://forum.freeadvice.com/debt-collections-84/suing-ca-debt-i-never-owed-please-help-191062.html

http://www.bbb.org/chicago/business-reviews/attorneys/arnold-scott-harris-pc-in-chicago-il-88002421


http://www.chitownracing.com/forums/showthread.php?171427-Illinois-Tollway-Charging-me-212.00



==== debt validation ====

http://en.wikipedia.org/wiki/Debt_validation

http://credit.about.com/od/debtcollection/qt/debtvalidation.htm
http://credit.about.com/od/debtcollection/tp/debt-validation-faq.htm
http://credit.about.com/od/debtcollection/qt/validationltr.htm


http://www.creditinfocenter.com/rebuild/debt_validation.shtml


==== general tips ====

http://www.wikihow.com/Deal-With-Collection-Agencies#tips





==== the specific letter ====

Re: Illinois Tollway Authority
Balance eligible for
Credit Bureau Reporting:  $1,628.40
Account Number:   33150704


==== the collection agency ====

http://www.harriscollect.com/contingency.php