Drying a cardigan should not be on a rope or a hanger. You need to put the thing on the fabric absorbs moisture, straighten and leave to dry. After these manipulations, simulating irregular wash, wool thing is to be reduced in size.
With clothes of other materials should be done differently. It will need to take in. It is possible to use one of two basic methods. The first is most suitable for shortening the sleeves. In this case, the seams in place to reduce the struts and new stitched fabric with a large margin. But before you sew the fabric again, you need to do a fitting and see whether the calculation is made for closure.
Another way - this add-on model darts. This is useful if you want more and more change style. Tuck especially useful for closing sweaters at the waist. To do this, unscrew it inside out and make a basting through future darts. Then try on a jacket again. If it sits well on you, then you can replace baster dense hand or machine stitching.
Another way to reduce the width of jackets in the waist - is wearing it with a belt. Right accessories this type are well complement your outfit.