//works
        static ICustomer GetCustomerFromDB(caproj0Context context, string phEntered, ILocation store)
        {
            var cust = context.Customer.FirstOrDefault(c => c.Phone == phEntered);

            //customer exist?
            if (cust == null)
            {
                Console.WriteLine("Invalid customer:");
                return(null);
            }

            var theCust = GetTheCustomer(store, phEntered);

            //add to the local list if not already in list.
            if (theCust == null)
            {
                store.AddClient(new business_logic.Customer(cust.Fname, cust.Lname, cust.Phone, cust.CustomerPw));
            }

            //return from the local list
            return(GetTheCustomer(store, phEntered));
        }
        static void MakeNewCustomer(caproj0Context context, ILocation store)
        {
            Console.Clear();
            //get sample input.
            Console.Write("First Name: \t");
            string fn = Console.ReadLine();

            Console.Write("Last Name: \t");
            string ln = Console.ReadLine();

            Console.Write("Cell Phone Number: \t");

            string cn = Console.ReadLine();

            // basic cybersecurity: have them answer it twice, compare, then use another method to record the password.
            // Not encrypted (for now)

            Console.Write("Enter a Password: \t");
            string pw1 = Console.ReadLine();

            Console.Write("Confirm your Password: \t");
            string pw2 = Console.ReadLine();

            //for old time's sake
            string RealDeal = new String("");

            while (true)
            {
                if (pw1 != pw2)
                {
                    Console.WriteLine("Password Entries Do Not Match");
                    Console.Write("Enter a Password: "******"Confirm your Password: "******"Welcome:{ customer.FName } {customer.LName } at {customer.PhoneNum }"
                              + "\nIs your information correct?\n 1: Yes, 2: No\n\n");

            string read         = Console.ReadLine();
            bool   sentinalConf = false;

            //
            //if it is a valid entry
            //added to location's client-list
            //otherwise is corrected

            //confirmed as valid
            if (read == "1")
            {
                Console.Clear();
                sentinalConf = true;
                Console.WriteLine($"Thank You, {customer.FName}, \nPlease log in at the main menu\n\nRecording your information...");

                //mirror to DB
                //fn, ln, cn, RealDeal
                AddCustToDB(context, fn, ln, cn, RealDeal);

                //is passed by reference, so all changes from here on out affect the reference.
                //DATABSE INTEGRATION: before store stores a list of customer.
                //                     now    database gets a new entry.
                store.AddClient(customer);

                Thread.Sleep(3000);
            }

            //enter and correct customer info or exit to main menu.
            while (!sentinalConf)
            {
                Console.Clear();
                Console.WriteLine("Please correct your information");
                Thread.Sleep(1000);
                string choice = "NOPE";

                Console.WriteLine($"Enter a Number for Correction or 0 to finish: "
                                  + $"\n1: { customer.FName } "
                                  + $"\n2. { customer.LName } "
                                  + $"\n3. { customer.PhoneNum } "
                                  + "\n\nEnter 9 to Cancel and Exit");

                choice = Console.ReadLine();

                switch (choice)
                {
                case "1":
                    Console.Clear();
                    Console.WriteLine("Re-Enter your first-name: ");
                    customer.FName = Console.ReadLine();
                    break;

                case "2":
                    Console.Clear();
                    Console.WriteLine("Re-Enter your last-name: ");
                    customer.LName = Console.ReadLine();
                    break;

                case "3":
                    Console.Clear();
                    Console.WriteLine("Re-Enter your phone-number: ");
                    customer.PhoneNum = Console.ReadLine();
                    break;

                case "0":
                    sentinalConf = true;
                    Console.Clear();
                    Console.WriteLine($"Thank You, {customer.FName}, \nPlease log in at the main menu\nRecording Your Information...");

                    //confirmed as Factual so, add to the client-list.
                    store.AddClient(customer);

                    //mirror to DB from here AFTER corrections
                    //fn, ln, cn, RealDeal
                    AddCustToDB(context, fn, ln, cn, RealDeal);

                    Thread.Sleep(3000);
                    break;

                default:
                    //any other entry other than relevant choices lead to no-record and exit.
                    customer = null;
                    Console.Clear();
                    Console.WriteLine($"Thank You, \nCanceling and Returning to Main Menue...");
                    sentinalConf = true;
                    break;
                }
            }//end while loop
        }