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From: sean@dranet.dra.com
Newsgroups: comp.org.eff.talk,alt.privacy
Subject: Re: Safeway Stores to Accept Charge Cards
Message-ID: <1991Apr8.004031.261@dranet.dra.com>
Date: 8 Apr 91 00:40:30 CST
References: <13810@asylum.SF.CA.US> <2050@aldebaran.cs.nps.navy.mil>
Distribution: usa,inet
Organization: Data Research Associates, St. Louis MO
Lines: 14

In article <2050@aldebaran.cs.nps.navy.mil>, schweige@aldebaran.cs.nps.navy.mil (Jeffrey M. Schweiger) writes:
> This system has been in use at several Safeway's for quite some time.  The
> only information recorded on the charge slip is the total purchase amount.

Also recorded is the date/time and location (which box this is).

Depending on the transaction rates, any decently synched timestamp will
provide enough information for post-processing and matching.  This information
was originally gathered to track fraud, but it can be used for other matching
purposes just as easily.

-- 
Sean Donelan, Data Research Associates, Inc, St. Louis, MO 63132-1806
Domain: sean@dranet.dra.com, Voice: (Work) +1 314-432-1100