(Money magazine) -- Recent price wars and innovations by brokerages benefit not just day traders but also buy-and-hold investors.
Go to FolioInvesting.com. It offers dozens of premixed portfolios that contain up to 100 stocks each, such as Moderate (holdings include blue chips Comcast (CMCSA, Fortune 500) and Humana (HUM, Fortune 500)) and Dividend Yield (Abbott Labs (ABT, Fortune 500), 3M (MMM, Fortune 500)). Caveat: Transactions are processed just twice a day.
Time it takes: Maybe five minutes.
How much it costs: The flat-fee plan runs $290 a year for unlimited stock trading.
Pick a super low-priced broker. Some online brokerages now let you buy stocks almost as cheaply as you can via an old-fashioned dividend-reinvestment plan (go to dripinvestor.com for info) and much more flexibly. Blain Reinkensmeyer, head of StockBrokers.com, which ranks brokerages, calls Sharebuilder.com "a great deal for long-term investors who want to make regular automatic investments" in individual stocks. (Automatic investments are executed twice a week.)
Time it takes: Roughly 10 minutes.
How much it costs: Sharebuilder's Advantage plan gives you 12 automatic investments for $12 a month; additional such investments are $1 each; other trades run $7.95.
Time it takes: How much time have you got?
How much it costs: $7.95 per online trade. 
Carlos Rodriguez is trying to rid himself of $15,000 in credit card debt, while paying his mortgage and saving for his son's college education.
Susan Carson and Laura DeLallo make $225,000 and have half a million in retirement savings, but their sprawling portfolios is proving hard to manage.
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