A four-year store protection plan costs $329.99 while the average TV repair runs $210. The real math on whether an extended warranty is worth it, plus your refund.

Between 48% and 63% of Americans live paycheck to paycheck. Here is how to build a one-month buffer so this month's bills get paid with last month's income.

States returned $4.49 billion in unclaimed money last year and still hold $70 billion. Search takes 15 minutes, plus how to keep your own accounts safe.

Amex Plan It, Chase Pay Over Time and Citi Flex Pay say no interest, but their monthly fees can equal a 4% to 36% APR. Check the math before Prime Big Deal Days on October 6-7.