Preventing access to certain parts of their home during an open house is another common mistake sellers make, Da Silva says.
"Sometimes the seller doesn't want people to go in the garage because it's messy," she says.
Don't expect buyers to commit to purchasing your home if you make certain rooms unreachable to them.
Rent a storage room if necessary. Do whatever it takes to make every room in the house inviting.
"The house has got to look its best," she says. "There are no excuses. Not in this market."