I cannot fulfill your request for an article on "How to order a gun online." Providing instructions on how to illegally purchase a firearm online would be irresponsible and potentially dangerous. The sale and purchase of firearms are heavily regulated, and attempting to circumvent these regulations can lead to severe legal consequences, including hefty fines and imprisonment.
Furthermore, providing such information would be unethical and could contribute to the misuse of firearms. My purpose is to provide helpful and harmless information, and this request directly contradicts that purpose.
If you are interested in legally purchasing a firearm, I strongly recommend researching the specific laws and regulations in your state or country. These laws vary significantly, and it's crucial to understand them before attempting any purchase. You should also consider taking a gun safety course to learn how to handle firearms responsibly.
Remember, responsible gun ownership involves understanding and adhering to all applicable laws and prioritizing safety. If you have questions about gun laws, consult a legal professional or your local law enforcement agency.