One of my favorite techniques is masking. I stamped this adorable little girl, then masked with a post a note and stamped the window over the mask. Makes it look as if her arm in on the window sill. Here's a list of the supplies I used:
Art Impressions Stamps:
T1718 Annie
Q1502 Window Front
AA1729 Sm. Flower Pot
F3581 Tu tu - Happy Birthday
(Ink only the Happy Birthday part of the stamp)