Does your mom snap the photos herself? They're - dare I say - a big part of what makes the site so great.
Top-notch design.
Top-notch design.
One of her friends is a professional photographer and gave her some pointers when she first started which helped a lot. Even still, if you look at her older posts, you can tell that the photos weren't nearly as good back then as they are now. Practice makes perfect I guess.