Cold and Warm Photo Effect

Open the picture below

Use Marquee tool (M) to divide the picture into halves and paste each part into one layer

Click on layer 1 then go to Image -> Adjustments -> Curves

Go to Image -> Adjustments -> Color Balance, set properties like this:

Go to Image -> Hue / Saturation

You will get the result:

Now we will do on remain layer, click on layer 2 then go to Image -> Adjustments -> Curves

Image -> Adjustments -> Color Balance

Image -> Adjustments -> Photo Filter

Image -> Adjustments -> Selective Color Option

You will get the result:

After adjusting the color of 2 layers, you press Shift + Ctrl + E to merge all layers

Go to Filter -> Sharpen -> Sharpen

Open this texture, move it to your document, put it over the picture then change blend mode to Overlay

And this is my final result: