Cute way to address an envelope!! (couldn't find the source - my apologies!)
Hand Printed Envelopes by inkybug on Etsy | I like this idea for every day letter mailings too
Calligraphy Envelopes from Eleven and West
The Lettermate is an address stencil that keeps your writing straight and aligned, as well as letting you decorate your envelopes with hand-drawn designs. Discover more unique products like this one.
Envelope addressing More
Modern calligraphy envelope addressing for weddings, birthday parties, baby showers, bridal showers and more.
Oh So Beautiful Paper: Summer Cocktail Series: A Backyard Cocktail Party with St-Germain
Wedding Calligraphy Envelope Addressing - Silver Modern Calligraphy. $2.00, via Etsy.
Make addressing all of your envelopes easier by using a self inking personalized wedding return address stamp. | Blush Paper Co.
Custom Wedding Calligraphy