La Classe - Simple But Effective

This picture was taken by Roger Reist last year.
He is an amazing photographer. Very relaxed and still 100% professional.

check out his page

Roger Reist

How to tie a windsor knot
The windsor is propably the most common knot used by business people.
Other ideas or examples can be checked on the link below.

As per today you have many options of tutorials on youtube. You can learn to cook, bake or how to suit up correctly.

The one below shows you how to tie a windsor knot.
Of course there are many other options, feel free to try some out.

Tie Wiki