I’ll be happy to retrieve or summarize the useful paper for you.
18+
4tube is an ADULTS ONLY website!
You are about to enter a website that contains explicit material (pornography). This website should only be accessed if you are at least 18 years old or of legal age to view such material in your local jurisdiction, whichever is greater. Furthermore, you represent and warrant that you will not allow any minor access to this site or services.PARENTS, PLEASE BE ADVISED: If you are a parent, it is your responsibility to keep any age-restricted content from being displayed to your children or wards. Protect your children from adult content and block access to this site by using parental controls. We use the "Restricted To Adults" (RTA) website label to better enable parental filtering. Parental tools that are compatible with the RTA label will block access to this site. More information about the RTA Label and compatible services can be found here.Other steps you can take to protect your children are:
Use family filters of your operating systems and/or browsers;
When using a search engine such as Google, Bing or Yahoo; check the safe search settings where you can exclude adult content sites from your search results;
Ask your internet service provider if they offer additional filters;
Be responsible, know what your children are doing online.