The two essential ingredients of a successful move are manpower and hauling capacity.
Calculate whether moving yourself actually makes economic sense. Add up all moving costs including boxes, packing material, gas, meals, truck rental and insurance. Compare it against a quote from a professional moving company.
Four questions to ask yourself:
If you do rent a truck, it's better to rent a larger one than you think you'll need. Otherwise, you will have to make more than one trip.