There are actually 18 meanings mentioned in OED's entry to the phrase custom, certainly one of which happens to be labelled out of date. See ‘Indicating & use’ for definitions, utilization, and quotation proof. 2. the standard shopping for of goods at precisely the same store etc; trade or enterprise. https://gunnerstspk.topbloghub.com/43004541/indicators-on-wordpress-consultant-you-should-know