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Electronic classified advertising interface method and instructions with continuous search notification

  • US 5,745,882 A
  • Filed: 01/09/1995
  • Issued: 04/28/1998
  • Est. Priority Date: 01/09/1995
  • Status: Expired due to Term
First Claim
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1. A method, utilizing a DTMF telephone keypad, to dynamically allow a user to request automatic notification from an electronic classified advertising system coupled to a public switched telephone network (PSTN) comprising the steps of:

  • calling said electronic classified advertising system via said PSTN;

    prompting said user to press one or more preselected DTMF keys to define search criteria;

    searching for ads in said electronic classified advertising system as a function of said criteria;

    determining the number of ads in said electronic classified advertising system matching said criteria; and

    as a function of said number of ads, prompting said user to press a predetermined key on said DTMF keypad to request a notification to said user from said electronic classified advertising system when an item meeting said criteria has entered said electronic classified advertising system.

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