Moving Photos Between Documents In Photoshop

Here, I have two photos open on my screen. I'm using Photoshop CS5 but all versions will look fairly similar. Each photo appears inside its own floating document window:

Text Perspective Shadow Effect In Photoshop

In this Photoshop text effects tutorial, we'll learn how to create a popular, classic effect by giving text a perspective shadow as if a light source behind the text was casting a shadow onto the ground in front of it. I'll be using Photoshop CS5 throughout this tutorial, but any recent version will work.
Here's what the final result will look like:

The final "perspective shadow" text effect.