Post it
original image

Entry guide: step 1 of 6

Fisrt, the background.
A wood texture for the desk.
Entry guide: step 2 of 6

Cut the hand with the card
Entry guide: step 3 of 6

add some light on both background and hand
Entry guide: step 4 of 6

Considerating the light comes from above, Correct the shadow from the hand and, incline it, colorize the paper in yellow (after giving it a little curb) And then add some thickness under the paper to give the impression it's a block of POST IT
Entry guide: step 5 of 6

Why not addding a pen (and give it the right light and shadow effect)
Entry guide: step 6 of 6

Now write whatever you want on the paper ;-)
Create also some shadow under the hand.
And here's the final result. Hope you like it !
final result

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