Search results

So the strength of this service is in actual serp increases? Taking the smallest package to try it out.

What is the best way to use these links to get reliable results?

You can buy traffic from service providers who specialize in adult niches.

Making a living off SEO is not for everyone, some of the main service providers may do but others may well just be happy with whatever they can make out of it.

Like others have explained, crawling means google found your links, and indexing means it has chosen to include it within their database of search results after crawling it. So, crawling can be 100% but indexing may not.