тут vs. вот

[varnishedglass.livejournal.com]

How does тут differ from вот?

Here is the house. Тут дом.
Here is the house. Вот дом.
The house is here. Дом тут.
Дом вот.

I am asking because I am sure there is a (not so?) subtle difference in meaning that I am failing to notice.

(no subject)

[beltspinner.livejournal.com]

How do you apologize по-русски?

(no subject)

[tiered.livejournal.com]

Dear friends! i would like to find a friend,who would like to learn Russian and help me with my english!
Especially looking for people from New York.
Thanx!