As an online testbook rental online service, is a standard fare with a wide selection of testbook good help and support and dunctinal website . unfortunately one of the drawback to testbook.com is its lack of rental period options you can rent for a semester and only way to extand your rental period is to contact the website in regards your specific website.website is well desined and fluid. The hompage dispay is prominent . Deleveru of book take 3-5 days. Unfortunately the only free shipping chocies available are for purchasing textbook. No other choices available. Good website for study.