PUDO USELESS

IF I COULD GIVE NO STARS I WOULD. PUDO NEVER WORKS, IT HAS TO BE THE MOST USELESS WEBSITE AND APP EVER CREATED. WHEN I USE THE APP I SELECT THE DROP OFF AND SENDER DETAILS AND THEN NOTING HAPPENS IT KEEPS GOING BACK TO ASK ME FOR SENDER AND DROP OFF DETAILS. FFS THIS IS USELESS!!