Investor Tools 
In donating computer, erase hard drive entirely
Q: How do I erase my hard drive safely so that I can donate my computer to a charity? The operating system must remain fully operational and intact. Otherwise, the donation is worthless.
Reader geeks tackle Office 2007
I received quite a few responses to my last column, particularly the question about compatibility between Office 2007 and earlier versions of the software.
Word 2007 isn't widely used yet
Q: I have a couple of documents I have created in Word 2007 that I send for consideration of employment. I often receive an e-mail back telling me either that my attachments can't be opened or that the words are "scattered" all over the place. What could cause this to happen?
Virtual secretary is on the fritz
Q: I enter events into AOL's calendar and program it to send me e-mail to remind me. Unfortunately, a few months ago, I stopped receiving e-mail reminders, and AOL has not been able to correct this problem. Do you know of any other software programs
Talk and recharge cell phone, or not
Q: Does it cause any harm or shorten the useful life of my cell phone battery if I talk on the phone while it is plugged into a wall socket recharging?
Tracking changes in Word files
Q:I wrote an article in Microsoft Word 2003 for Windows that several co-workers edited with Track Changes turned on. Now I can't get the tracking to turn off.
