The Radius convertible messenger/backpack is perfect for your 15-inch MBP with an EVA molded compartment and the aforementioned slots for your accessories.
Take care that your wardrobe is up-to-date and do the same for your accessories -- including eyewear.
Consider glossy elements for your accessories.
Decide on a common theme or pattern for your accessories.
Stick to school guidelines when shopping for your accessories, eg. if your school rules say that you're only allowed one pair of stud earrings then just buy some pretty nicely coloured studs rather than hoops.
For refrigerator parts, for example, you may need to specify your refrigerator's configuration (freezer being on the top or bottom, whether it has side doors, French doors, is under the counter, etc).. Order and pay for your accessories from the manufacturer's website.
Determine the best method for drilling holes required for mounting your accessory, and the best anchor to secure the device.
For example, your accessories and your shoes should be chic, of good quality and tasteful.
It's well worth a look if you're looking for a compact carrier for your laptop, accessories, and notebooks.
Create a theme for your dresses accessories.
