Can a co-owner of an LLC write a letter to themselves confirming their remote work role for visa documentation in Thailand?

The user is seeking advice on whether they can write a confirmation letter to themselves stating their ability to work remotely in Thailand as a co-owner of an LLC. The conversation discusses the need for valid documentation, such as an employment reference letter from clients or accountants. The dialogue highlights different approaches individuals have taken, including creating a letter on company letterhead and ensuring they can prove their income as legitimate, rather than merely forming an LLC without real financial backing. There are also inquiries about using a business bank account for financial proof and collaboration with co-owners for a more formal letter.