What made you want to start finishing your basement?
Kids need more space to play, you wont to escape to your media room paradise or your guests like to entertain? In all aspects basement is only place, that can extend living space and add value to your house. So, when you wont to finish your basement and you see it clearly you start searching for basement material costs, basement ideas, building permits and so on. After days and maybe months of searching and calculating you understand, than only help you can get is from experienced contractor, who will not charge you anything for consultation. Knowledge about basement renovation has a high value.
Do it yourself or hire contractor?
What can be specified to calculate you basement finishing project?