Realistic Stamp

step2:

create a new layer and choose Rectangular Marquee Tool and make a selection then fill it with the red (or any) color:

then follow this path :  Select -> Modify -> Contract and type 5 pixels and click ok

press DELETE key

you have a border around your text

goto layers panel and select your text layer , hold shift key and click on border layer to select together , then right click and choose merge layers:

step3 :

goto this path and apply filter :  Filter -> Sketch -> Torn Edges

apply these setting :

click ok and you have an effect like this :

step4 :

select Erazer Tool with a diameter 9 pixels  and opacity 60% and make an random and arbitrary cuts.

now press Ctrl+T and turn it to the right or to the left.

ok it’s done: