assist in rendering justice, and the court is satisfied that non-production earlier was for valid and sufficient reasons, the court may exercise its discretion to recall the witnesses or permit the fresh evidence. But if it does so, it should ensure that the process does not become a protracting tactic. The court should firstly award appropriate costs to the other party to compensate for the delay. Secondly the court should take up and complete the case within a fixed time schedule so that the delay is avoided. Thirdly if the application is found to be mischievous, or frivolous, or to cover up negligence or lacunae, it should be rejected with heavy costs. If the application is allowed and the evidence is permitted and ultimately the court finds that evidence was not genuine or relevant and did not warrant the reopening of the case recalling the witnesses, it can be made a ground for awarding exemplary costs apart from ordering prosecution if it involves fabrication of evidence. If the party had an opportunity to produce such evidence earlier but did not do so or if the evidence already led is clear and unambiguous, or if it comes to the conclusion that the object of the application is merely to protract the proceedings, the court should reject the application. If the evidence sought to be produced is an electronic