Thinking of launching a business in 1998 but not sure what's hot? Successful companies solve problems. So what's the biggest problem people face today? Lack of time. Whether they're working parents striving to keep the family on an even keel or seniors wanting to fulfill lifelong dreams, everyone seems to be caught up in a time crunch. If you start a business that offers relief from round-the-clock pressures, like those we're showcasing here, you'll be in on a trend that shows no signs of abating.