Book distributors are often criticized by micropublishers for minimal sales efforts. (accrispin.blogspot.ru)
Self - publishers and micropublishers of only a few books are usually referred to by those terms. (accrispin.blogspot.ru)
Any publisher who does not use Lightning Source and has 10 or more titles, even if some are titles distributed for other micropublishers, can get into Ingram. (accrispin.blogspot.ru)