I would like to talk to someone about solar panels to answer some of my questions?

[Levi .b]

well I am moving into a two bedroom trailer and I wondering how many panels I would need and how much each one individually would cost and I was wondering how much a battery bank would cost and what size I would need to make sure I would defiantly not run out of power in the night no matter what cause I'll have clock running constanly and I'll watch TV for a couple of hours and play Xbox or play on the computer cause I would work during the day and in winter I would have an electric heater and I was wondering how much installation would cost but if someone would like to give advice on how to build the panels I would be open to suggestions I am just learning about solar panels so I don't know too much any advice is appreciated thanks