Biker Y: Big Brother is Tracking You

Reader Biker Y Writes: "Don't use GPS. Turn your phone off when you do not need or want it. You do not have to be 'connected' all the time."

• Read the Story: Spies in Your Mobile Phone
• Tell Us: Feeling Paranoid About Mobile Privacy?

Gregg Smith: Diversify Ad Industry, From the Top

Reader Gregg Smith Writes: "I can't imagine as members of a just society that we should be happy with the paucity of senior-level jobs held by African Americans in advertising."

• Read the Story: Madison Avenue Accused of Racial Bias
• Tell Us: Can the NAACP Change the Face of Mad Ave?

Holly Garfield: Citi's Sin? No Due Diligence

Reader Holly Garfield Writes: "As far as Citi getting out of hand, that was bound to happen. They were guilty of a failure of due diligence in buying toxic assets, like everyone else trying to make too much money."

• Read the Story: Citigroup: Let the Breakup Begin
• Tell Us: How Much Longer Can Citi Remain a Bank?

Bob: Targeted Ads Reduce Mobile Noise

Reader Bob Writes: "Given that, over the last few decades, we've been inundated with thousands of daily advertising impressions, this kind of stuff could make our lives quieter."

• Read the Story: Spies in Your Mobile Phone
• Tell Us: Minimum Privacy Rights for Mobile Users?

Samuel D. Bornstein: The Real Toxic Mortgages

Reader Samuel D. Bornstein Writes: "The simple fact is that the underlying assets of the mortgage-backed securities and other related investments are the 'toxic' mortgages."

• Read the Story: Citi: The Losses Keep Coming
• Tell Us: Is Vikram Pandit Leading Citi Astray?

Stephanie Dube: MyTake on Online Scam Artists

Reader Stephanie Dube writes in a MyTake Column for BusinessWeek.com: "Identifying scammers is like calling a bluff in poker. Technical observation isn't enough. Look for subtle behavior changes that give away a person's real intentions."

• Read Stephanie's MyTake Column: Online Verification: Who Can You Trust in the Virtual World?
• Tell Us: How Do You Protect Your Online Identity?

All Together: Obesity Tax in NY? Fuhgeddaboudit!

Reader All Together Writes: "Come on New York, come up with a better solution to obesity. Give someone an incentive to lose weight, not an unfair tax on everyone."

• Read the Story: A Tobacco-Style Tax on Fattening Drinks
• Tell Us: Would a 'Sin Tax' Inspire Healthy Habits?

Steven Andersen: Erosion Threatens Silicon Valley

Reader Steven Andersen Writes: "Silicon Valley companies saw their competitiveness erode by the region's inability to sustain a balanced work force."

• Read the Story: Whatever Happened to Silicon Valley Innovation?
• Tell Us: Are Wary VCs and Startups Risk-Averse or Prudent?

Fred Collopy: Innovate Through Comment and Competition

Reader Fred Collopy Writes: "Think of the systems we are about to construct as akin to public spaces and invite comment, competitive innovation and lots of dialogue."

• Read the Story: Innovate Out of the Economic Downturn
• Tell Us: Will Obama’s Stimulus Foster Innovation? Join the Conversation on BW's Vox Stimuli Blog

LAO: Economists Blaming Economists

Reader LAO Writes: "If even economists are willing to blame economists, then why not go all the way and blame Milton Friedman for a scheme that is not working?"

• Read the Story: Economic Recovery: What the Economists Say
• Tell Us: Did the Dismal Science Fail to Call the Crisis?

David Armano: Cultural Shift Worker

Reader David Armano Writes: "Insights require listening and observing at all phases of an initiative, and really require a cultural shift in order to pull off. The company has to value what you get from it."

• Read the Story: The New Focus Group: The Collective
• Tell Us: Rebrand "ROI" to "Return on Insights"?

Adam: Changing the World, One Leader at a Time

Reader Adam Writes: "The Millennial generation just elected a President. Give us another couple of decades, and we'll change the world."

• Read the Story: The Millennials Invade the B-Schools
• Tell Us: Is Gen Y Ready to Run Things, or Shake Them Up?

Denise Trowbridge: Online Brand-Building, or Slavery?

Reader Denise Trowbridge Writes: "Personal brands? Please. That leads to stardom, real work, and jobs for maybe 1 percent of people. It's a shame how people take advantage of others."

• Read the Story: Will Work for Praise: The Web's Free-Labor Economy
• Tell Us: Revenue Sharing for User-Generated Content?

Peter Gray: Let's Find Out What We Don't Know

Reader Peter Gray Writes: "We cannot know the results of research in advance. Increasingly, funders are specifying what research is supposed to find, which is nonsense."

• Read the Story: The Price of Forgoing Basic Research
• Tell Us: Foolish to Invest in Research Without ROI?

Paul A: Tomorrow's Leaders Now Playing Online

Reader Paul A. Writes: "Social networks can be used to locate expertise inside a company, recruit new employees, manage tasks, instant message and research."

• Read the Story: How to Hire the Net Generation
• Tell Us: Digital Play Today, Business Leaders Tomorrow?

Rob B: Obama, Fund Teachers Over PCs

Reader Rob B. Writes: "Computers in school will become necessary to advance a student in a field requiring computers. Until then a good teacher cannot be replaced by a glowing screen and keyboard."

• Read the Story: Rethinking Computers in the Classroom
• Tell Us: Should Obama Fund PCs or Teachers? Weigh In on BW’s Stimulus Blog

Viking: Playing it Safe Post-Madoff

Reader Viking Writes: "We should assume that it will take a long time to work our way through this, as risk aversion will last for a long time to come."

• Read the Story: Madoff Losses Will Change Hedge Funds
• Tell Us: Did Madoff Deal Hedge Funds a Fatal Blow?

Erica: Wine Me, Dine Me for Online Me

Reader Erica Writes: "I really enjoy sharing my opinions online and getting paid for my participation with special treats at cool restaurants and bars."

• Read the Story: Will Work for Praise: The Web's Free-Labor Economy
• Tell Us: Savvy Incentives for Volunteer Bloggers?

Charlie Gaffney: MyTake on Customer Service

Reader Charlie Gaffney writes in a MyTake Column for BusinessWeek.com: "Businesses have a choice other than outsourcing: locally utilizing current technology and keeping workers here."

• Read Charlie's MyTake Column: Make Customer Service Local and Strong
• Tell Us: Does it Make Sense (and Dollars) to Keep Customer Service Local?

Laura Smith: Make UAW Play Fair With Detroit

Reader Laura Smith Writes: "There is no 'good faith' bargaining when it comes to the UAW. In a situation this bad everyone has to be willing to make sacrifices to keep the long-term goal of the companies' survival."

• Read the Story: Auto Bailout: UAW Chief Draws a Line
• Tell Us: United Auto Workers—Good or Bad for Detroit?