A Valid List is The Key

Cleaning your customer list is a great first step toward many growth strategies.
Often a first step is to process the list to standardize physical addresses and then search for duplicates, undeliverable addresses and changed addresses. The process of cleaning the customer file will standardize the data fields to make sure that all the same types of information can be found in each client record and help to correct data entry errors.

Having a list of current and past customers physical addresses is valuable for than just sending mail and packages. Knowing where your customers live can be used to send targeted messages through email and other channels. Another benefit of cleaning your customer database is the certainty of establishing a single unique customer record with either a unique number, a mobile phone number or an email address.

Regular data hygiene can also help to ensure that data used in multiple marketing systems is accurate, up to date and represents a single record for each customer.