A bit of background, i'm fairly new to the brewing game. Have completed 3 successful brews thus far just straight out of the kit. But i'm looking to expand my knowledge a bit. I came across the following http://imageshack.us/photo/my-images/21 ... salad.jpg/ and thought that i would give it a crack, but i just have a few questions.
1) I was browsing the craftbrewer website and saw these http://www.craftbrewer.com.au/shop/details.asp?PID=603. If i used these in place of cascade hops would it still produce a good beer? Or should i stick to the program and use Cascade?
2) What yeast should i be using? I want to use a more specialised yeast as opposed to the one that comes with the kit, so i purchased this: http://www.craftbrewer.com.au/shop/details.asp?PID=1631. After doing some research (which i should have done before purchasing

Any advice would be great!