Vodafone Essar has collaborated with Research In Motion (RIM) to launch BlackBerry service plans for prepaid customers. With the new prepaid tariffs, Vodafone customers now have the flexibility to choose from daily, three-day, weekly and monthly offers. Vodafone’s BlackBerry smartphone customers on the new prepaid plans can avail of unlimited access to email, BlackBerry messenger, instant messaging, social networking and internet browsing, as well as access to the BlackBerry AppWorld application store, at prices ranging from Rs 15 per day to Rs 399 per month.