Tawnya currently has six bank credit cards, five retailer credit cards, and a T&E card left over from when she was in sales- She wants to make sure her credit score is as high as it can be- What advice would you give her to improve her credit score?

Wise ways to use a Credit card are:
Pay off your balance every month. 
Use the card for needs, not wants.
Never skip a payment. 
Use the credit card as a budgeting tool. 
Use a rewards card.
Stay under 30% of your total credit limit.