For instance, if until now you relied on built-in camera flash as a proper source for indoor lighting it is a time to change your mind. Go to the stock photo sites and take a look how other stock photographers use light in their work. You will probably need to switch to some more professional sources of lighting for your indoor photography. Again be creative and you will win the war for the buyers attention and buyers dollars!
5) Images format must be JPG for all microstock agencies, typically starting from 2-4 megapixels and with 15 MB – 20 MB max file size
6)Properly prepare your images before uploading them to stock photo sites. First of all it means digital editing. Your images must be sharp when viewed at full size (1:1), this way stock editors review your submissions.