Basically, it's next to impossible to identify a user. So, one can open a new account every 5 days.

Vlad

>An interesting idea, Al. Might even be better to allow it for the first 5 logins after joining (or similar limited time frame). With, perhaps, a flag reminding you it is PUTM only.
>
>>What if you were to make PUTM benefits available to everyone for (say) the first 2 calendar days of each month. That way, users wondering if PUTM is worthwhile could try it out, get addicted, and improve your bottom line.