Release Notes

Option to apply flat rate mark-up per shipment/method or per package.
New blending rule option to discount blended rate when specific combination of product groups are present.
Removed ability to add Fulfillment Services within the app, instead instructions given for manually adding Fulfillment Services in the Shopify admin. ( This fixes some unintended fulfillment issues merchants were experiencing )

Added new blending rule to have a blended rate only appear when a particular product group is present.

Rule based rates with the same price and different titles, will now show. This fixes issue where rule bases rates from the same product group with the same price, and different title, only one rate would show.

Product groups can now be created within fulfillment services.
Products can now be assigned to product groups and fulfillment services within the app.
Product groups can now have an unlimited amount of methods added to them.* ( This means you can have methods from different carriers added to the same group without needing to use an additional blended method )
Shipping method titles can now be customized for each and every unique shipping method – including rule based rates and carrier rates.
New Subzone feature allows you to create distinct zones using postal code ranges. ( This replaces the postal code override feature available on rule based rates. ) This new feature is only available on Pro plans.
Rates will no longer fail when your shop hits its API limit.
Now you have to sync products, fulfillment services, and shipping zones.
An additional blended method is now included without having to pay an additional $49/month.
Customs and Duties option added to carrier rates.
Overrules are now called Blending Rules, and they are added in Settings > Blended Rates
Integration with Printify added.
Addition of USPS Media Mail, and USPS Retail Ground.

Ability to create multiple shipping methods that can be used across fulfillment services ie. Ground, Express, Overnight; Regular, with Lift Gate Truck; etc.
Ability to customize the shipping rate title per zone per method
TEST mode. Where the app will only show rates when the first name in an order is "Bambri"
Better on boarding information guides when you first install the app.
Zip code specific mark-up/mark-down

Fail rates/prevent shipping to specific shipping zones for only certain products
Free Shipping override if over a certain total price amount per fulfillment service
Return Multiple Methods ( Ground, 2-Day, Overnight, etc ) when only one fulfillment is in an order
Choose default shipping method for a fulfillment service ( i.e. FedEx Smart Post instead of Home Delivery ) in a blended order
Control package settings by determine how to split packages based on number of items in an order.
Flat Rate shipping box options for USPS
Dual Layer Dropshipping: Set a fixed 'ship to' zip code and a percentage of product price mark-up.
Negotiated Rates for FedEx and UPS
Automatic determination of Residential/Commerical address for FedEx and UPS
Ability to set pick-up type for UPS to 'Daily Pick-up'
Set maximum weight cap, so if order is over certain rate the highest allowable weight will be used without failing the shipping rate.
Using more logical shipping method defaults for each carrier.

Ability to configure table rates for fulfillment services based on price, weight, and items.