1. Yes it's ok.
2. Better use your own scraped list.
3. Usually i don't use it unless it's an autoaproved list.
4. Evey one will tell a different story , some of them blast 3000 links/day and have success, other are using the 20 link/day method and also have success. Also it depends on your niche , competition , domain age.. and so on.
5. For movable sites
6. For Nucleus sites
7.For typpead sites
8. It's an article script found here : ArticleMS
9. To article Dashboard sites and Article Friendly sites.