You can generate multiple type of invoices with different numbering and prefix. Also, it has features to have custom numbering with prefix for sales orders, shipments, credit memos.
You will be able to send invoice with different email template. You will be able to set different logo for different template from backend configuration.
You can set order number prefix, postfix even can use custom text in the middle. You can also you order time as number. This feature allow you to set numbering as your heart desire. You can also set the number of digit will take as counter. If you set padding to 3 and if you have a order starting with 5, then its number will be 005.
With help of this extension can set your invoice numbering system satisfy your need and your jurisdiction requirement with couple of click.
Also if migrating from existing store to Magento then if Magento could follow their numbering system and start from that store last order number than that would be easier to adopt and useful. Our Custom Order Number extension introduce you to all of those functionality in one extension and make you Magento store better.
With help of this module you can keep your business info safe and private. You can set the custom increment step to hide real number of order from prying eyes. If you change starting order number and set increment step, this extension will change all order number accordingly. Using this feature you can keep you actual order information private and internal.