How can Re-scheduling be used to Solve a Cash Flow Problem? Is there any Issues with doing so?

A: Customers that pay Quicker will mean the Cash Inflows will be Quicker as well - you have more Cash Present A: Getting a Longer Trade Credit with your Supplier means you have Longer to Pay your Costs with them - More Time. D: Customers may just Switch because they don't Want to Pay Earlier D: Start-ups may find it Hard to get a Short Trade Credit with their Supplier D: Stock may not even be Sold, but still has to Pay for it