Gift Certificate for: $100 PayPal @ $104 $75 PayPal @ 78 $50 PayPal @ 52 $25 PayPal @$26

On receipt of your payment I wll email you a ledger-style certificate. Please print it out and bring it to the presentation you ar applying it to. You can apply it all at once or parse it out over several presentations. There is no time limit, but I encourage you to use it sooner than later because of inflation, the impending revolution, my age, earthquakes and so forth.