I totally agree with kindarthur. It is true that there is a posibility of getting banned or getting penalty from Google. To avoidImplementing Black Hat SEO tactics and strategies can get your site banned from search engines. At the same time, some Black Hat tactics are remarkably effective. It's important to have a proper understanding of Black Hat SEO and its consequences.
You should be adding value to the user not for the search engine. If no value is added to the user, but rankings are likely to increase, then your decisions are highly likely to be black hat.