Yes, the Shipping Rules extension allows for using a wide range of showings for rules creation, as well as different algorithms for discounts. By making changes in the address conditions of the rules configuration you can set the desired shipping postcodes. Read on to see the screenshot.
Yes, shipping rules can be set based on different customer groups as well as store views. To apply the rules for particular stores you need to make changes in the rule configuration section. To see the screenshot follow the link.
Yes, with the Shipping Rules extension you can choose for what products to modify the shipping rates. You can make it through creating appropriate conditions in the rule configuration section. Follow the link to see a screenshot.
Yes, sure. You can set shopping cart price rules based on a customer group. To apply a rule for a particular customer group you should make changes in the rule configuration. Read on to see the screenshot.