Application instructions for EFT Field Survey Program will become better acquainted with the program. It includes all the necessary instructions on how to set up and work with the program and EFT equipment. For convenience, all the instructions are divided into sections, and in the case of updating any instructions or the emergence of new, the program will make their own updates if an Internet connection. For a better perception of information text instructions can zoom in and out using the keys in the lower right corner of the screen or swiping with two fingers.