I found a mistake in my SOP, after sending it out to colleges. What to do?

Which are the best business schools for me with a GMAT score of 750+?

Is a 1300 SAT score enough to study undergraduate degree from a university in the US?

What are things Northwestern University is known for?

How good is the University of Leeds based on placements?

Why is UK better than, say, US or Australia?

I've heard that Singapore is a great place to set up businesses
If I study in Singapore
Can I open my business there, after graduating?

Can you tell me in detail about the CS course at CMU?

What are my options after I finish engineering?
Apart from MBA and MS abroad.

What all docs will I need to get a student visa for UK?