Suzlon Energy has been identified among the top four trading ideas of the week ahead by Vaishali Parekh of Prabhudas Lilladher. Parekh set the target at Rs17 ($0.23), with a stop loss of Rs13. The stock has witnessed a recent increase in bias and sentiment with movement towards a positive reversal, Parekh wrote. Other stock tips included Railtel with a target of Rs140 and BSE, with a target of Rs685.