In modern predator guilds, similar-sized predators are separated into different ecological niches by anatomical, behavioral or geographical differences that limit competition.

As an example, many shade-intolerant plant species rely on disturbances for successful establishment and to limit competition.

Existing taxi companies may try to limit competition by potential new entrants.

Public service (or utility) companies may operate under certificates of public convenience and necessity which may limit competition.

The governmentand, sometimes, private partieshave used antitrust law to prohibit practices or mergers that would unduly limit competition.