central focus(Clothing remains one of Tesco's more exportable offers and is likely to remain a central focus for the retail behemoth when incoming CEO Dave ... Alexander Demidov)
core business(The core business of an organization is an idealized construct intended to express that organization's "main" or "essential" activity: BOC executives say that healthcare was not a logical fit to its core business. • But doing so in an environment where your core business is being buffeted by a severe advertising recession requires special skills.Alexander Demidov)
core business(The core business of a company is the business that it is primarily in. It is generally considered good for a company to focus on its core business and get rid of other businesses unless it has strong synergies or strategic reasons to justify operating other businesses. Alexander Demidov)