If you look at homes online you will quickly see that there is a bit of a crisis amoung real estate agents. A crisis of ommission and of commission. Many listings either do not have any or enough photos for an online buyer to get a feel for the home or the photos are so bad that they repel, instead of attract, buyers.
When choosing a real estate agent, you need to ask them about photography and ask to see the photos from previous listings.
On almost all of my listings, I use a professional photographer and a great virtual tour viewer. You can see a sample at http://170ElyHarmony.com.
Here is a Mineapolis agent talking about the need for good photos on a listing: