because you get the back links on top quality websites which has an excellent ranking on google u should know its better getting 1 backlink from a very good website (like newyourtimes, msn , yahoo etc ) than getting 100000 back links from junk websites that will even hurt your ranking !!! or even worst if they will get you banned from google !

we use majestic and some secretes ways but any good SEO will tell you that they can check the website quality with majestic . its more than enough

citation flow : A measure of how influential a URL might be based on how many sites link to it. ( AKA Link Quantity)
Trust Flow: A measure of how influential a URL might be based on the quality and authority of the sites that link to it. ( AKA Link Quality)

yes it is

we will remove your back links and restore when paid again (incase failed charing we will retry few days later)

depends on the quality of the back links you bought , as example the first 10 top of our websites must make the change in max 3-5 days . we suggest you check your position on google before the order and recheck it after few days .

no porn or any gambling

no sorry there isnt. esepcialy not in the plantinum package as we put alot of time in writing the content for you