Pressure from competitors that exist at the present time. That is, if the organization is an organization that is supposed to match more search their own Competitive Advantage.
Pressure from competition that exists at the present time, that is, if the organization has a lot of competition. Organizations should find their own Competitive Advantage.
Pressure from the competitors' existing at the current time, that is, if the enterprise has competition. Enterprises should find Competitive Advantage. Of their own.