Meanings of obvious room in English

They have played well within themselves throughout the League and have obvious room for improvement.

The Amphitheater had obvious room for new routes, likely very hard, but I wondered who would do them.

They are seeking guarantees that Ukraine will remain a transit route for Russian gas to Europe, leaving little obvious room for a breakthrough.

There's obvious room for conflict: If real estate rates fall in a city, WeWork will want to reduce leases, but ARK may have other ideas.