Walton not only looked for opportunities to open stores in other small towns but also explored the possibility of introducing innovative practices such as self-service. As the need for people to manage his stores increased, Walton tried to attract talented and experienced people from other stores. By 1969, Walton had established 18 Wal-Mart stores, reporting an annual sale of $44 million. In mid 1970s, Wal-Mart acquired 16 Mohr-Value stores in Michigan and Illinois. By the late 1970s, the retail chain had established a pharmacy, an auto service center, and several jewellery divisions.