kraft envelopes with book page liners, lovely!
diy envelope liners
wings made of book pages
newspaper by seamstress
Pockets made from flattened toilet paper roll covered with old book page....
make custom envelopes from magazine pages. Resourceful and beautiful! very savvy. @Maria Canavello Mrasek Suma @Tasha Adams Brandt
Beautiful gift wrapping
Lots of templates for free download -- paper crafting projects
Google map envelope for invitations, with your address on a map, sendable via email... Cool.