Replacement$-$frequency gaps calls for increasing the frequency with which customers replace the product. This type of gap is particularly relevant when consumption is defined by the no$.$ of occasions on which the same item is used, as in the case of durable goods. Some manufacturers do things like Gillette who added blue bristles on its Oral$-$B Indicator toothbrush which fades halfway to alert users they need to replace it$.$ Some manufacturers build in obsolescence so that customers HAVE to replace the product earlier. This seems to be prevalent now with appliances which do not last as long as they used to$.$

True

False