Recite durood shareef before the beginning and the end and after this recite hasbunAllah-e-wa-naim-al-wakeel حَسْبُنَا اللہُ وَنِعْمَ الْوَکِیْلُ for the following purposes. 1) In order to complete important deeds, 111 times. 2) For affluence in sustenance 308 times. 3) For safety from mischief, 341 times. 4) For security from problems and worries 140 times daily. (Safwaan Mustafa, Abbotabad)