This is the alternative way to create lightstreaks in photoshop. Instead of using a soft brush and drawing by hand you can create lines like this. These lines are done with the line-tool, 10px width. Then just draw like you want. Mine turned out like this:

Photoshop light effects tutorials

We need antialiasing and smooth shapes so do gaussian blur to the lines to get them good:

Photoshop light effects tutorials

Gassian blur applied and then “Maximum” like i´ve shown in the previous tutorial:

Photoshop light effects tutorials

Warped:

Photoshop light effects tutorials

Thats one alternative way to create the streaks! Use wich ever method gives you the best results!