Every Formula 1 team sets a minimum goal of improving on their efforts the previous season and as we enter the third year of the current regulations, each manufacturer should under better than ever what to expect and how to improve. Unfortunately, there have been several disappointing performances up and down the grid at a time when many teams and drivers are considering their futures. One driver whose contract is expiring at the end of the season has been speaking to Racing News 365 about his disappointment following the first four races of the season. There are still three teams on the grid …