Here is blog post number 27 about getting paid by your customers. This material is taken from the article, “How to Collect from Anyone (Even Enron)” found in Inc. Magazine,
Way to get paid #27: Think Like A Landlord: Maybe you are so eager for business that you will welcome any customer. At the same time, a prospective customer may strike you as the type that may prove to be an unreliable payer. One thing you can do, simple as it sounds, is request a deposit before beginning your work. How much you request is up to you — there are no rules here. It’s simply a case of striking a balance between pleasing customers and maintaining your cash flow.
“Subdue the enemy without fighting.”— from The Art of War by Sun Tzu.
“[God] has given us his Holy Spirit as a security deposit and guarantee [towards the fulfillment of His Promise] — (2 Cor. 1:22) from the Amplified Bible