If you want to write a stylish green text, come to this example. Some steps are mention here that will help you to write similar easily.
New document: Take a new file with black background.
Write text: Choose Horizontal type tool (T key) and make formatting to write text as I have done here.
Layer style: Now use some layer style, go to Layer menu > Layer style > Gradient Overlay, Bevel and Emboss, stroke.
You will get similar as this picture.
Recommend the tutorial