View difference between Paste ID: nTZR3yMc and Y7pFUr3v

 os.pullEvent = os.pullEventRaw
 serverID = 3
 registerID = 33
 ausername = "admin"
 apassword = "password"
 
 function connect()
 	rednet.open("top")
 end
 
 success = pcall(connect)
 if not success then
 	os.reboot()
 end
 
 function conductTransaction(username, password, cost)
   message = "buy " .. username .. " " .. password .. " " .. cost
   rednet.send(serverID, message)
   id, value = rednet.receive(nil, 3)
   os.sleep(1)
   return value
 end
 
 function checkCredentials(username, password)
   message = "search " .. username .. " " .. password
   rednet.send(serverID, message)
   id, value = rednet.receive(nil, 3)
   os.sleep(1)
   return value
 end
 
 while true do
 	shell.run("clear")
 	print("Please Complete Your Order with the Assistant")
 	id, cost = rednet.receive()
 	print("Username: ")
 	username = read()
 	print("Password: ")
 	password = read("*")
 	if username == ausername and password == apassword then
 		os.exit(1)
 	end
 	balance = checkCredentials(username, password)
 	if balance == nil then
 		print("Connection to Server Failed")
 		os.sleep(3)
 	elseif balance == "false" then
 		print("Account Not Found")
 		os.sleep(3)
 	else
 		success = conductTransaction(username, password, cost)
 		if success == "nil" then
 			print("Transaction Connection to Server Failed")
 			os.sleep(3)
 		elseif success == "false" then
 			print("Transaction Failed")
 			print("Account Value: " .. balance)
 			os.sleep(5)
 		else
 			rednet.send(registerID, "true")
 			print("Success!")
 			os.sleep(3)
 		end
 	end
 end