its not an advertisement my friend. Just explaining how I see the world as someone who is working in it. Tried to be as unobtrusive as possible!
I think, by focusing on the $5000 emergency cash proposition, your customer segment will generate more costs and hassles than their debit card fees and whatever interest spread you eek out in today's world. You'need a way for your customers to generate more value-- what have you thought of? Ads?