What you paid for the home. 

What you put into your home in remodeling or decorating. These are features which really only enhance a home's desirability and make it sell faster. 

The amount of cash you need to buy your new home.

What you say your home is worth.

What I say your home is worth.

What another agent says your  home is worth.

What an appraiser says your home is worth.

Location of the home.

Major improvements on the home (pools, covered patios, etc)

Recent comparable sales within the last six months

Current competition on the market

What a sophisticated buyer is willing to pay based on his comparison of your home with others currently on the market. Agents and sellers set list prices, but buyers determine value!