General GMAT Questions and Strategies | New GMAT Exam Feature Offers Greater Control and Flexibility

Select Section Order Allows Test Takers to Customize Their GMAT Experience by Choosing the Section Order in which They Take the Exam
GMAC has announced today the above mentioned feature in GMAT exams starting from July 11.
What are the advantages of the above announcement?
How to make changes during practice tests?
I am planning to take the exam on July 18.
Whether the changes will be incorporated in GMATPrep exams for practice purpose?

Experts kindly give your comments....
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