This Durga Puja Bill book is adobe photoshop 7.0. Bengali font stm3.5 & Avro is used to write bengali. Here all the layer of fonts and images are in different layers, so it is very easy to customize the file. Anyone can easily download the raw file (psd file) by simple steps. Just pay and get the download file in your email, also get the download file in your my account download section.Here you can download unlimited time.