1.30 days
2.Well, you need ur brother's signiture which can be done by fax
3.If you are over age 25, you will get relatively cheaper insurance rate(I would say around 1000 per year). They will reconize ur driving experience for 2 years. And you need the letter from ICBC showing how long you have been driving and if there is any accident at all.
4.If you have no accident before, I will go for Pilot or Economy inurance company which u can find the brokers on line in its web-sites.