Are you getting the credits after the TT are filed?
If nothing has changed at all with your computer, internet server, browser, upgraded anything including your browsers, or your security settings, or virus protection nothing, has your shopping habits changed. Do you search the net for coupons or visit other sites, downloaded any toolbars even unknowingly or opening up emails from other sites that can sometimes set a cookie overriding ours. There is something interfering, maybe even a firewall on your system?
If you think you know all the answers, it just means you haven't been asked all the questions.
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