Make a list of the necessary items in your next home, then the items you would like to have but could do without. Don't compromise on your first list, but be ready to give on your second list. Tell your agent what your lists are so you don't waste each other's time. This will help your agent find homes that fit your needs. See them at odd times.
People usually preview homes on the weekend.
Include the children. If you have a family, let everyone in on the decision. The only thing worse than buying the wrong house is buying the right house that the children hate. Don't forget when you were a seller. Just a short time ago, you were a seller.