Best Financial: Simple Family Finance provides a good list of what you can put your extra money towards when you get a raise. Hint: don't increase your expenses!
Best DIY: If only I could do this to my closet in my rental apartment: Take the Side Street's amazing closet renovation. Done all by herself and for only $100!
Best Before & After: Not an actual before and after, but a list of resources and tools from Design Sponge on how to begin projects and makeovers.
Best Random: A really cool guide on how to choose your design color palette via Emily Henderson.