QuickBooks Questions!

1- You are reviewing the new company file you created in quickbooks using easystep interview and quickbooks desktop setup, and you notice that there are no balances in the revenue and expense accounts. Why is this, and how would you correct it?

2- You have created an Inventory account and a Cost of Goods Sold account, but every time you add a new inventory part item to the Item Sold amount. Why does this happen, and how can you correct it in QuickBooks?