Guest tutorial by Ruth Bleakley I discovered this envelope making method completely by accident when pulling soggy rain-soaked mail out of my leaky mailbox – I had a total *eureka* moment when the envelope I gingerly opened up completely unfolded at the seams revealing an envelope “template” perfectly. I’ve seen many envelope tutorials online, some offer downloadable templates, some show fancy paper folding techniques and some suggest specific measurements to create your own D.I.Y...