There's plenty of reason to not buy. What if something catastrophic happens while you're gone for six months? What if you struggle to close on your house in tim

There's plenty of reason to not buy. What if something catastrophic happens while you're gone for six months? What if you struggle to close on your house in time to move? How sure are you that the market will appreciate enough in the ~3 years at a given station to make back the realtor fees?