public boolean validatePreConditions() {
		boolean result = true;
		if(username.length() < 3 || username.length() > 7){
			result = false;
		}  
		else if(!username.matches(validCharsRegex)) {
			result = false;
		}    
		else if(!password.matches(validCharsRegex)) {
			result = false;
		}
		else if(password.length() < 5){
			result = false;
		}
		return result;
	}