To secure compensation in a brain injury lawsuit, you will need to prove four key facts using clear and sufficient evidence. Navigating the litigation process can be difficult after a recent injury, especially a severe TBI. You will need to gather clear and sufficient evidence to prove your right to damages, such as medical records, paystubs, surveillance footage, and witness testimony. You may need to enter negotiations with insurance company representatives and defense attorneys, and if your case goes to trial, you will need to present a compelling claim for your right to damages.