Criteria
How satisfied are you with Rocket?
How likely are you to buy again?
Are you happy with the price?
Would you recommend it to a friend?
How was the customer service?
It is good for someone who knows nothing to be able to gain useful phrases and to practice the proper pronunciation. The material covers a good range of every day communication which is good if you are planning to use this for traveling.
Probably a good jump start to begin using the language right away.
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