1. What is the name of the Guard's Bureau?
I'll translate this, Wu Yau Bil Gok =p

2. How did Steven and Elaine met?
When he was going to help wayne in the beginning and he met another bureau at a mountain side sil dim(???) who doesn't want to continue their journey to help the old women and her mistress transfer to another area.  He ask who is willing to transport them, and elaine volunteered.

3. Why Elaine can not be a Guard?
Because her brother was in jail

4. How old was Steven when he was adopted?

Four?

5. List at least 2 events when Wayne blamed on Steven.

The first time when he slap one of the thief's wife and they stole their goods when Wayne was the one in charge, and when steven help him, he blame him for giving the thief a paper that says "yun ching jai" (don't know how to say this)

Another time would be when Steven tried to collect all the debt back and Wayne blamed him for causing the death of an old guard.

6. How much money does the Guard's Bureau needs to collect to start the Sea/River Transportation Business?

Do you mean the total? The total would be 30 million(am i right?) If not then is it 10 million.

7. List 3 things bad things Ben Wong did.

He and Evergreen Mak's wife had an affair.  He plan to kill Evergreen Mak. Toward the end of the series, he became a robber and rob Steven's Bureau tranporter every time they transport something.

8. When did Wayne start to support Steven totally?

After Steven help him when all the people thought Wayne was dead, and Steven help him to become another person.(I don't know about this one)