1.do I have a chance for t...

1.do I have a chance for top universities like LSE, and what can I do now while the GPA can not be changed already. 2.do i need to take another IELTS for higher score, and would it help to take a GMAT 3.not sure how to write a great PS to present myself better, and really puzzled who to go to for the recommendation letter. 4.having troubles picking the universities. no idea which universities and which majors suits me better...