As designers it’s our job to make decisions about all things that matter to the design of the project or an interface design or an application flow. We are the decider’s. It does not mean that our decision ends up being final, but it is our responsibility to decide and defend that decision.
Deciding quickly and efficiently is what moves the ball forward in any project. Sometimes that decision can be made more in regards to the functional requirements of the project at hand. Hopefully it’s not made arbitrarily. In fact it should not be made arbitrarily. But in the end we have to decide.
The following article outlines some graphic choices designers have made in 2015 related to website design. I think a lot of these choices are related to visual readability and efficiency and website design.
Check it out I think you will find it informative.