This tutorial explains how you can quickly create a logo for an online store.
Open a new file (
File>New) that would have
450x450 px and
72 dpi.
Select after that the
Rounded Rectangle Tool (U) to represent the primary layer of the logotype to represent next.


The layer’s parameters:
Blending Options>Drop Shadow
Blending Options>Gradient Overlay
Gradient’s parameters: 

Choose then the
Rectangle Tool (U) just for separating the zone of logotype’s layer’s marking zone that would have this color:
#FCFCFC