在电子邮件主题行中使用表情符号来增加创意以提高打开率！ [在此处插入有趣的加载文本] We’re very font of you because you’re our type. One Mississippi, two Mississippi… 密切关注电子邮件的打开率，以分析和改善效果！ 正在生成诙谐的文字… "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Fighting off robots…