Yes, you should confirm your agreement with him in writing. Will he be credited in the publication as a co-author? How do you plan to...

I suggest you talk with your accountant. It sounds like you can operate either way while complying with income tax laws. Whether one would be...

Because you raise the question of "accredited investor" status, I've recategorized the question to Securities Offering, and Business Regulations,...

I've recategorized this to Ethics and Professional Responsibility, so that it will be more likely seen by those with pertinent expertise

I don't think there's a single gold standard for citing to the source of your translation work. The custmary citation scheme typically depends on...

This would be similar to medical malpractice, if you contracted for a particular service and it was rendered negligently. Was the service...

It would be unwise to select a trademark for a brand based solely on a "knockout" search in the trademark database of the USPTO. The test of...

I've recategorized your question as relating to Education Law. This is more likely to expose it to attorneys with pertinent expertise. What is...

Consult a local lawyer for specific advice as to your situation.

You've already received 3 very cogent responses. I agree with them. However, if nevertheless you're dead set on adopting SQQUARES, consider the...