what is the best way to advertise my channel?

[Harry]

I have a youtube channel that's growing slowly but not at the rate id hope'd it too, can you tell me a ways to promote it. the channel is
http://www.youtube.com/user/SupaHariibrosGaming
thanks !
without buying views and subs

[Zacharias]

buy views,subs,likes etc from ytpopular.com

[WindowsBoy]

Make videos that are good quality, try an focus on walkthroughs and songs and then spread your categories, and try and get to know someone famous on YouTube and ask them if thy can do something

[James]

Put your link in other people's channels