Should use black hat SEO method or white hat seo?

Some say that if only using white hat SEO, the web will be very slow. Someone said black hat SEO will be badly evaluated by google, affecting keyword rankings. So which SEO method should I use for my website?

I am a new person looking forward to receiving help from you

If you are looking to run your site for long-term, go with white hat seo as it will give you credibility and its a gradual process.

Black hat seo is best suited for churn & burn sites where you need top ranking for a period of time. But there are a lot of other factors invovled in deciding which one to opt for your site, learn, experiment and find the best method that works.

If we speak about linkbuilding:

Use only outreach/guest posts, crowd marketing from niche relevant threads/forums with HIGH moderation and QUALITY web2.0 built by your self or some trusted sellers
do not use PBNs (specially cheap ones), profiles, bookmarks etc.

It's not looking like totally white hat, but it's

White hat seo is a better option in which we have target a human audience opposed to search engine.technique that are used in white hat seo are most relevant in which they including keywords,keywords analysis,doing research ,meta tags more relevant black linking and link building as the writing content more relevant for readers.but this is long term technique.but black hat seo is short process for rank the website and they have focus only search engine not the human audience.

White Hat SEO is always better for long run. But White Hat SEO is time consuming process so sometimes Black Hat method becomes necessary just to rank or manage online reputation of the business.

You can go with White Hat but in some fields you can use BLack Hat. depending on the requirement. Like for SEO SMM PPC and so on you can go with White Hat whereas for Reviews and all you can go with black hat as you can have your own choice of SEO friendly content which is not possible through White Hat.