What skills must a person who completed bachelors in electronics and communication have before going for MS in Telecom Engineering in USA?

1.Good Communication in written and verbal 2.Some Carrier Expericence in India based on Electonics core company 3.Finincial stablity 4.TOFIL/Ilets score 5.Self cooking 6.Money handling 7.Do Better Project in UG based on Telecom engineering.etc