Yes.. it is the same key.
Blog is more of a conversational tone..You need to interact with your visitors..asking feedbacks and getting them to read your magazine and then...
You can get someone to code it for you.. Since there are theme switcher plugin available, it is already halfway there..just need to a random...
Yes... Bluehost or Hostgator I use both hostings and dont have any problem with them
The wealth of free themes and plugins is worth it..
If you have your own domain and hosting, just go for wordpress software.
Separate names with a comma.
