You can make a frame for three photos with some new methods in Photoshop. For example I will show you how to make a frame from Shapes found in Photoshop. You may know how to 'Open' a photo in Photoshop, but I will teach you how to 'Place' a photo, which has a number of advantages over 'Open'.
Sometimes the resources that you are looking for is not available in Photoshop. It may be a Brush or a Font. You will find very good, high resolution which are free for you to use. You have to install them in Photoshop before using them. Don't know how to install a downloaded Brush? I will show you how.
This is a poster made with free brushes and Fonts available on the internet. I will give you the links to download them. Follow the tutorial here.
Photoshop gives you a lot of Brushes, but it is just possible that you need some special kinds of Brushes to create an effect. Luckliy you can get a lot of high resolution brushes and stock photos for free on the internet. I have tried creating a flame effect with brushes on a free stock photo.
You can create an effect like this quite easily with free brushes.
You can use Luminosity Masks in Photoshop to tinker with the light in a subtle way in your image. You can increase or decrease the light in portions of your image. A luminosity Mask is not built into Photoshop. It has to be made, but the process is very easy.
I have opened this image in Photoshop.\
The same image after applying the Luminosity Mask. The Colors are brighter, especially the grass and the fence.