I would have a huge problem with that approach: Not clean, not safe for the original borrower, not ethical at all.

These are professionals with additional training and a stricter code of ethics.

I'm glad it came to fruition that he was insane and you running very successful business, and an ethical one at that.

So sewer treatment plants.

That would require a letter from a medical professional stating that the animal is required for treatment of a condition.

When people do that, others often say that they are dedicated and disciplined or have a good work ethic, etc.

@David DavidIt is one thing for an organization to make a "Code of Ethics" that all members agree to abide by.

You have to look at your skill set, work ethic, and long-term goals and make your own decision.

By itself, these are the most crucial tools (together with your brain and work ethic) you can have to building your retirement and lifestyle in the future. 

Further, the Internal Revenue Service has also taken the position that if the replacement property is sold immediately after the tax-deferred like-kind exchange transaction then it was not held sufficiently long enough to qualify for tax-deferred like-kind exchange treatment.