//requesting to add user public static void UserRegistration() { Console.WriteLine("enter user name"); string name = Console.ReadLine(); Console.WriteLine("enter password"); Console.WriteLine("password should contain one Upper case,One special chatacter,minimum 5 lower case"); string password = Console.ReadLine(); Console.WriteLine("confirm password"); string password1 = Console.ReadLine(); if (password == password1) { if (Business.CheckUser(name, password)) { Console.WriteLine("request sent to user thank u!!!"); Userid = name; UserPassword = password; } else { Console.WriteLine("enter valid username or password"); } } else { Console.WriteLine("password is not matching"); } }