by way of two cheques each for Rs.50,000/- drawn on Punjab and Sind Bank and agreed to pay the balance amount of Rs.2,67,670/- in five instalments each at Rs.50,000/- and the last instalment at Rs.67,670/- by five cheques dated 26.06.2001 to 26.10.2001 respectively drawn on the same bank. The technical services and feasibility report were transferred and the equipment was commissioned on 01.06.2001, and was in good working condition at the defendant's site at Raipur, Madhyapradesh from 01.06.2001, on which date the defendant issued a satisfactory installation certificate. Among the above said cheques, the cheques bearing Nos.513618 and 513620 for Rs.50,000/- and Rs.67,670/- respectively got dishonoured on 09.10.2001 and 06.11.2001 respectively due to insufficient funds in the defendant's bank account. The plaintiff received an intimation of dishonour from its banker on 21.11.2001. In this regard, after exchange of E-mail correspondences between the plaintiff and the defendant on 27.12.2001 and 31.12.2001 respectively, the plaintiff has issued a legal notice dated 28.02.2002 to the defendant and since the defendant did not receive it, the plaintiff sent once again the above notice on 25.03.2002 and the defendant had issued a reply dated 11.04.2002 acknowledging its liability, but on 05.04.2002, the cheque was dishonoured. The plaintiff issued a legal notice on 10.08.2002, and thereafter, the defendant did not either repay