Hey Guys how are you, guys I need a business purpose laptop for my small business.Basically, We are a provider of Pakistan tour service in which we giving Naran kaghan tour packages via Travelo Pakistan neelum valley tour packages and many more.So for this purpose we need some great battery backup quality used laptop in a bulk quantity which has incredible speed performance and 15 inches led with minimum 500 GB hard disk and no brand issue wheater it is dell or hp but no compromise on their performance because our working schedule is so tough we engage 24/7 with our customers and we don't want to let our customer's upset.By the anyone knows the best dealer of a laptop so please let me know please favor for me to finding it.