Currently there are 21 prisoners in Texas Department of Criminal Justice prisons around Texas serving a life sentence for Driving While Intoxicated (DWIs) convictions. Defendants where not convicted of Intoxication Assaults or Intoxication Manslaughter or Murder, they were convicted of five or more DWIs. How many years is a life sentence in Texas before the inmate can go before the parole board? What are advantages and disadvantage of having them in custody?