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And your ability to take advantage of a database is directly proportional to your ability to decipher and internalize that design . You must first purchase the program through either the traditional method or through electronic distribution before you can use a site license , but the site license offers you an extremely economical method of supplying an entire classroom with the ability to take advantage of these great learning experiences . One benefit of tiered storage is the ability to take advantage of cost-effective storage . As a result , the cost of the premiums serve to reduce your adjusted gross income ( AGI ) , which in turn can increase your ability to take advantage of certain tax breaks like Roth IRAs and tax breaks for education . But she worries about the increased importance of standardized testing and how that emphasis might inhibit her ability to take advantage of listening to her students and structuring her teaching around what she learns about her students ' thought processes .