What is The Purpose of Address Line 2?

Often misinterpreted as an additional field for PO Boxes and apartment numbers, Address Line 2 is actually a secondary form element that allows individuals to furnish supplementary information about their location details. This component typically follows the primary billing or shipping address field, adding further specificity to ensure accurate delivery and effective communication.

For instance, Sally might include "Apt 202" in her Address Line 2 to make sure the appliance repair company can find her apartment unit when sending a technician to her home. Many online forms requiring address data include an Address Line 2 field to allow users to provide this kind of supplementary information, such as the contact form for a restaurant's takeout order, the shipping confirmation for a digital product purchase, or the warranty registration form for a new vacuum cleaner.

But there are a lot of ways users can misuse this optional field, and this leads to confusion and messy input data that's difficult to clean up later. As a result, businesses can end up spending time and money trying to separate good from bad address data collected through online forms.

The best solution is to avoid using an address line 2 field altogether. This will help to minimize user confusion and ensure that you get quality data right from the start. If you must, however, consider clearly labeling the field to make it clear that this is an optional field for apartment or suite numbers or any other supplemental address elements that can be used to differentiate one building or complex from another.