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Use nitrous oxide strategically to boost your speed, especially on straights.

: Helps avoid being caught by the police during pursuit sequences. Quick Start Guide To use a trainer safely and effectively: need+for+speed+the+run+trainer+fling+top

Short answer:

Their trainer for Need for Speed: The Run was specifically designed to bypass the game’s always-online DRM limitations and its punishing difficulty spikes. Use nitrous oxide strategically to boost your speed,