If they don't have your permission, it is entirely illegal.
It is a crime to send any illegal substance through the mail.
Yes, it is illegal to send a glitter bomb through the mail as it can be considered mail fraud or a form of harassment.
It is not illegal to send money through the mail internationally to your friends and family. You should never send cash through the mail.
No, it is illegal to mail controlled substances.
Yes, it most certainly is, going through some one's mail is illegal in any civilized country.
No.
Yes, it is illegal to go through someone's mail without their permission. This is considered a violation of federal law and can result in criminal charges.
Yes. That's a biohazard.
Through US "Snail" mail, YES. Through Email worldwide, unfortunately not.
It's not a crime to read mail that doesn't belong to you, but it is illegal to tamper with a mailbox by removing mail or placing objects into mailboxes that are not going to go through the US postal service.
No, it is not possible to ship yourself in the mail. It is illegal and unsafe to attempt to mail a person through postal services.
Yes, it is a federal offense to mail illegal items through the United States Postal Service (USPS). Mailing illegal items can constitute various crimes such as drug trafficking, illegal weapon shipments, or sending prohibited materials. Violators can face serious legal consequences under federal law.