Как backlink может сэкономить время, стресс и деньги.
Participate in online competitions: Participate in online competitions and events, and include a link back to your website in your entry.与你的网站主题相同的网站链接被认为更有价值。谷歌在其 “搜索如何工作” 指南中指出了这一点：Reputation: Backlinks can also affect your website's reputation and credibility