To the Editor: Your editorial in the October 1988 issue addresses a problem more serious than any of the problems discussed in the rest of the issue. Low bidders can cause good remodelers to go out of business or have them thought of as crooks; but there is much good work for those who do quality work and keep their customers very happy. I use two items to help educate the public. I use How to Choose a Remodeler Who's On the Level as a handout for general use, such as at hardware stores. The card, "Check Before Hiring a Remodeler," is used both as an advertisement in our small local paper, and in the area around