Warid is offering its customers to use unlimited GPRS from 1:00 AM to 9:00 AM for Rs. 20 plus tax  with a package called “GPRS Twilight”, . How to Subscribe: Write SMS “Data” and send it to 3283. Once the subscription process has been completed the customer is sent an intimation for the confirmation of the package procured. i.e. Unlimited GPRS usage from 1:00am-9:00am (One day validity) Available for: The service is available for Prepaid customers with active GPRS services only. Subscription Charges PKR 20 + tax per day Note: As per fair use policy the data limit per subscription is 100mb. To avail the offer you have to send data to 3283 before midnight. Only ONE subscription per day is allowed. Customers who have already subscribed to this service cannot procure more than one night per day at any one time. … Read entire article »