Posted by David Peterson as Intermediate Tips
Sometimes you need to think creatively to find better shots. Set yourself a theme to give your brain a head start.
For example, on a vacation choose a different color every day and ensure all your shots for that day have that color in that image. Or shoot only shots with triangles in them.
Other examples of themes are:

Make sure your theme is simple otherwise you’ll be more pre-occupied with getting a shot in line with your theme than the image itself.
Another option for a theme when on vacation is to choose a selection of themes that captures the essence of the destination. Every area has themes relating to its landscapes, climate, cities, culture etc. Do some research by looking at local postcards or talking to taxi drivers to get an idea of the good picture taking locations.
Next Time : The most important aspect to create mood/feel in your photos.
[...] talked about this before, but when you have a random theme, it forces you to get creative and take pictures you wouldn’t ordinarily take. The problem with [...]