G-
You stole my thunder:-)
This post should be saved and pointed to each time there's one of "those" about building 17 footers right off the bat IMHO.
The the original poster;
My Apologies for not staying on track :-0
I would too like to say that you have the right idea of starting small, getting the ins/outs and math down before going on, with this you'll go on to being one of the go to people when someone else needs help.
The greatest of luck and keep us posted ( PICS we love)
Cheers
Bruce S
PS where in Finland? I think G- will not want to make that trip just yet:-)