Get to know Photoshop

 Today I had a go at using the paint brush to colour in the background of images. I pressed the paint tool, chose my colour on the Swatch list of colours, then coloured in my background. 

I also used the keys Cntrl+Z to take away any elements I did not like.

Photoshop basics for beginners | Adobe Photoshop tutorials

This function is handy for creating different colours on your background and covering elements on the image you do not want.