More and more, PPOs are coming under scrutiny, according to InterStudy Publications, which found that 40 states have passed some level of PPO regulation. That's a big increase since 1992, when only a dozen states had regulations specific to PPOs.... Cost remains the major factor that small employers weigh when deciding whether to offer benefits, a Kaiser Family Foundation survey finds. Sixty-four percent of small companies said that high premiums were a "very important" factor in not offering benefits.... Congress Daily reports that mail order prescription drug companies are raising concerns that the U.S. Postal Service's proposal to irradiate the mail to eliminate the threat of anthrax exposure could pose dangers to medication shipments.