For those looking to ship their documents or packages at a discount, there are different options available including an economy class option which would allow you to get a significant reduction in rates compared to urgent deliveries for example. It is therefore recommended that you plan in advance for your deliveries and book economy class so things can become a lot more affordable to you instead of waiting till end moment and then rushing to deliver your stuff urgently.
The problem with urgent deliveries is often that despite having to spend a lot more money than what an Economy Class shipment would have cost you, your deliveries may still be delayed for some reason given that there are several factors that contribute to the whole shipment.
If you would therefore not want to waste much of your time nor would you want to risk your delivery getting delayed, the best option for you would be to plan your deliveries in advance and at least ship your items out a few days before the date that it must arrive at its destination. This way your shipment would not only be affordable but it would prove to be a lot more reliable. You can find a number of courier companies offering economy class shipment which you might want to work with closely to achieve your shipment goals.