QUES: their cruise along a natural romantic coastline

correct the punctuation.

CORRECTED: their cruise, along a natural, romantic coastline.

QUES: Thus the speed warning the values for the speed display GPSSettings AutoExitSetting KeepAwakeSettings Internet settings and voice output are calibrated here

correct the punctuation.

CORRECTED: Thus, the speed warning, the values for the speed display, GPS-Settings, Auto-Exit-Setting , Keep-Awake-Settings, Internet settings and voice output are calibrated here.

QUES: We are very pleased with this opportunity to present the candidature

correct the punctuation.

CORRECTED:
We are very pleased with this opportunity to present the candidature.