shama hyder is the ceo of the marketing zen group, a digital public relations firm and cori lathan is the co-founder of anthrotronix, a firm specializing in human computer interface design and health care related product development for mobile platforms and renotic business accepts. an e-mail from fay writes how do you ensure that a small business has the cash flow that it needs? okay let's start with you shama. >> first of all, this is a great question. every small business owner should be asking themselves this. how do i protect character flow? and the answer is really simple. that it takes a little effort and execution and that is watch your net terms for payment with your customers or because a lo times clients or customers would say we'd like a net 30 or net 45 and the longer they wait to pay you the harder it is to manage your cash flow. if you can get the payment up front, that would be a perfect scenario. >> right, okay. cory, during the recession particularly we saw so many companies, good companies go out of business simply because they ran out of cash. what can you do to pr