The idea is to release a free ebook on math formulas targeted at CAT aspirants via paywithatweet system. It has immense viral potential. While the life-span of a magazine / newspaper advertisement is limited, this eBook will be constantly referred throughout the students CAT Preparation, and will also be used by the student on subsequent attempts, if any. We offer multiple avenues for exposure of your Brand and Logo - in terms of the book cover, on every page & on every tweet while word of the book spreads virally among CAT aspirants.