How to tell good design from bad

How easily does a person return to the interface and understand it after a break? If the user went on vacation and after returning cannot remember how to use the work program, this is a ...

Finished design: good or bad?

About three years ago, when the logo / website design was created only to order, an ordinary brand manager could not have thought that IncSping (now Brandstack), Inkd, 99designs, StockLogos and other ready-made design services ...