The only thing I can think of is that cann.com only allows 1 username per I.P address.
Tom Swierzbinski Reviewed by Tom Swierzbinski on . Registration not meeting 'membership requirements?' Im trying to make a new username (ditching this one... personal reasons) and have just recieved an email from [email protected] saying: Dear __________, Unfortunately your registration at CANNABIS.COM Message Boards - Quality Marijuana and Hemp Information did not meet our membership requirements. Therefore your registration was deleted. Sorry, CANNABIS.COM Message Boards - Quality Marijuana and Hemp Information Rating: 5