Commingling is a process by which mailings from more than one company are combined to meet USPS discount minimums for quantity for mailings to targeted neighborhoods.
In general, the process involves:
- Combining mail lots from multiple companies
- Sorting the mail by zip code
- Tagging the mail with intelligent bar codes
- Bundling mail into trays by zip code group
- Deliver bundled trays to either the destination USPS NDC or SCF