What documents do I need to provide as a freelancer for my visa application in Thailand?

The user is seeking advice on additional documentation to provide for their Thai visa application as a freelancer. They have submitted their business website and invoices but have been asked for further proof of employment or freelance status. Comments from the community suggest that they should send their business registration document and possibly include a letter explaining their status as a business owner rather than an employee, emphasizing that the Thai authorities prefer straightforward documentation.