HOW MANY PICTURES CAN I HAVE ON MY VIRGINIA FLAT FEE MLS LISTING?
Depends on your package you purchased as to how many pictures are included (8 comes with the basic package).
You can add more photos with the "Showcase" upgrade.
The max number of pictures you are allowed varies per the MLS system:


BRIGHT (Northern VA - Fredericksburg Area) is 75 pictures.
CAAR (Charlottesville Area) is 75 pictures.
CVR MLS (Richmond Area) is 50 pictures.
CBRAR MLS (Chesapeake Bay Rivers Association) is 46 pictures
REIN (VA Beach/Hampton Rds Area) is 50 pictures
WAAR  (Williamsburg Area) is 50 pictures
EASTERN SHORE is 36 pictures.
HRAR (Harrisonburg and Rockingham Area) is 75 pictures
LAR Lynchburg is 99 pictures.
NRV MLS (New River Valley Area) is 125 pictures.
RV MLS (Roanoke Valley) is No Limit.
SWVAR  (Montgomery and Surrounding Areas) is 50 pictures

Lots of pictures are critical to buyers - they want to see if they like the home before they sit in traffic to see your home.
If you don't have pictures of certain rooms - the buyer wonders what is wrong with that room that you are not showing it.  
Showcase is strongly recommended.  
Order “Showcase Listing – Max # of Pictures” now – “Add to Cart”