Editor's note: The following are questions received from viewers of "Mad Money," seen every day at 6 p.m. EST on CNBC.

Should I dump Sirius Satellite (SIRI) - Get Report?-- Howard from California

Jim Cramer

: It is true that the satellite radio stocks appear to be falling more each day. I know that Mel Karmazin has a good strategy at Sirius, but the company's current cost structure isn't sustainable. With

XM Satellite

( XMSR) embroiled in legal trouble, and the management teams at

Emmis

(EMMS) - Get Report

and

Cumulus

(CMLS) - Get Report

stepping up to buy their own shares, for the first time in a long time the traditional, terrestrial radio broadcasters may just have the upper hand.

Want more Cramer? Check out Jim's rules and commandments for investing from his latest book by

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