public static boolean isValidSuggestion(Suggestion s) {
        if (s.getSubject().isEmpty()) {
            return false;
        }
        if (s.getDescription().isEmpty()) {
            return false;
        }
        if (!UserModel.isValidUser(s.getAuthor())) {
            return false;
        }
        System.out.println("This is a valid suggestion");
        return true;
    }