Many times, we need web 2.0 reflection effect to our text or graphic. If you retain the quality of the reflection, then it will have no problem if you are going to print it on large scale.
Here is quick method of doing that.
Type in your text
Press control+J to duplicate the layer. Now, go to Edit>Transform>Flip Vertical to flip it vertically.
Add gradient overlay as shown :-
Now reduce the opacity of the lower layer. I reduced it to 17%.