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Groups > comp.lang.java.programmer > #20134

Re: Arranging free trials for online services.

From Leif Roar Moldskred <leifm@dimnakorr.com>
Subject Re: Arranging free trials for online services.
Newsgroups comp.lang.java.programmer
References <agspb819ql70k9vdvhi0525pn76rtpavjs@4ax.com> <k9qj1q$b5f$1@dont-email.me>
Message-ID <xuWdnc-05dVUR13NnZ2dnUVZ8tednZ2d@giganews.com> (permalink)
Date 2012-12-06 11:50 -0600

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Joshua Cranmer <Pidgeot18@verizon.invalid> wrote:
> 
> Send an email and require the user to reply to it. Email is a pretty 
> good unique identifier (few people share email addresses nowadays), and 
> some analysis on the replied email message can catch some people who are 
> using multiple email addresses to try to subvert the free trial. 

The problem with that approach is services like Mailinator which make
it quick and easy (and free) to use throw-away e-mail addresses at the
drop of a hat.

-- 
Leif Roar Moldskred

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Thread

Arranging free trials for online services. Roedy Green <see_website@mindprod.com.invalid> - 2012-12-03 10:45 -0800
  Re: Arranging free trials for online services. Roedy Green <see_website@mindprod.com.invalid> - 2012-12-03 10:53 -0800
  Re: Arranging free trials for online services. Leif Roar Moldskred <leifm@dimnakorr.com> - 2012-12-03 14:06 -0600
  Re: Arranging free trials for online services. Arne Vajhøj <arne@vajhoej.dk> - 2012-12-03 22:22 -0500
  Re: Arranging free trials for online services. Daniele Futtorovic <da.futt.news@laposte-dot-net.invalid> - 2012-12-04 16:02 +0100
    Re: Arranging free trials for online services. Roedy Green <see_website@mindprod.com.invalid> - 2012-12-04 18:06 -0800
      Re: Arranging free trials for online services. Lew <lewbloch@gmail.com> - 2012-12-05 10:39 -0800
        Re: Arranging free trials for online services. Roedy Green <see_website@mindprod.com.invalid> - 2012-12-05 14:27 -0800
      Re: Arranging free trials for online services. Daniele Futtorovic <da.futt.news@laposte-dot-net.invalid> - 2012-12-06 00:18 +0100
  Re: Arranging free trials for online services. "Chris Uppal" <chris.uppal@metagnostic.REMOVE-THIS.org> - 2012-12-04 18:31 +0000
    Re: Arranging free trials for online services. Lew <lewbloch@gmail.com> - 2012-12-04 12:59 -0800
    Re: Arranging free trials for online services. Roedy Green <see_website@mindprod.com.invalid> - 2012-12-04 18:02 -0800
      Re: Arranging free trials for online services. "Chris Uppal" <chris.uppal@metagnostic.REMOVE-THIS.org> - 2012-12-15 12:24 +0000
    Re: Arranging free trials for online services. Gene Wirchenko <genew@telus.net> - 2012-12-13 09:01 -0800
  Re: Arranging free trials for online services. Joshua Cranmer <Pidgeot18@verizon.invalid> - 2012-12-06 11:01 -0600
    Re: Arranging free trials for online services. Leif Roar Moldskred <leifm@dimnakorr.com> - 2012-12-06 11:50 -0600
      Re: Arranging free trials for online services. Lew <lewbloch@gmail.com> - 2012-12-06 10:49 -0800

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