Hi, I am planning to apply to the TOP 10 B-Schools for their MBA Program. 

I am looking for links to 3-5 top-notch websites that help clients in
writing excellent admission's essays.

I don't mind paying these websites for their services as long as they
can help me in developing a high quality B-School Essay.

Thanks !

Dear Tara, 

Here are several commercial editing/advice services: 

Essay Edge - Business School 
<http://www.essayedge.com/business/editing/> 

Accepted.com
<http://www.accepted.com/services/mbaservices.aspx> 

Admissions-Essay 
<http://www.admissionsessays.com/essay_services_bs.shtml> 

Business School Essays
<http://world.std.com/~edit/doc9.htm> 

Books
=====
Great Application Essays for Business School (McGraw Hill) 
Note: accepted.com write that if you buy the book through them, you'd
get $20 off their consulting services:
<http://www.accepted.com/Ecommerce/MBA/applicationessay.aspx> 

How to Get Into the Top MBA Programs 
<http://www.amazon.com/gp/product/0735203199/sr=8-3/qid=1140365140/ref=sr_1_3/103-6055491-5343042?%5Fencoding=UTF8>

65 Successful Harvard Business School Application Essays : With
Analysis by the Staff of the Harbus, The Harvard Business School
Newspaper
<http://www.amazon.com/gp/product/0312334486/sr=8-4/qid=1140365140/ref=sr_1_4/103-6055491-5343042?%5Fencoding=UTF8>

A little free help: 
About.com
Writing Admission Essays Admission Essays that Make an Impact
<http://businessmajors.about.com/od/admissionessays/> 

I hope this answers your question. Please contact me if you need any
clarification on this answer before you rate it.