If you regularly need to post parcels to customers it is important to ensure you find a good, reliable company to handle the deliveries for you. Even if you use a third party delivery company like Hermes or DPD, your customers will still rate you based on the service of the delivery company. As your business is the one they placed the order with, any issues regarding delivery and you will be the first people they get in touch with.
You will obviously want to save as much as possible on delivery especially if sending out large numbers of parcels but you should also consider the service they offer and their reputation. Reading plenty of reviews for the company and trailing their services is a must before committing to a long term contract with them.
Don’t be afraid to bargain with them on prices, especially if you can guarantee a minimum number of packages every week / month.
When selecting the delivery company you wish to use, have a look what services they offer you and also your customers, such as tracking, free returns, next day delivery etc, and collection from a local place. Being able to tell your customers that certain services such as tracking and next day delivery