When you move indoors, things can get a little easier in some ways – and a lot more complicated in others.
For a start, watch out for excessive contrast. Your cameraphone is a clever device, but it suffers from the same limitation as every camera, film or digital - it doesn't like extreme contrast. Here's how your eyes might see someone in front of a window:
Here's how just about every digital camera would see that shot:
Not so good. And easily remedied; move the man so you see little, if any, window in the background: