Style is something we've always used to express our personality in a visible way, it's also been used as a status symbol and a way to set oneself out as part of a group. And this has been a part of civilization even in ancient times where the color of your robe signified how wealthy you were. And in modern day it doesn't matter how wealthy you are, you can wear clothing that suits your style and tone, wearing comfortable outfits for a variety of activities and occasions, but the clothes we wear for formal occasions and work are arguably the most important.
This is the case due to the increased number of people we interact with on a daily basis and first impressions make a significant difference in how they percieve us. In some cases there are uniforms, this is clothing mandated by the employer, while in other occupations there is freedom in what the worker wears which is where most people dress up for comfort and style.
Shoes play a fairly important role in how comfortable you'll be and how well your outfit will go with it. If you work in an office environment you have the opportunity to wear a casual or more formal suit which will have to match the shoes you wear. The principle of the more simple the more formal is something to keep in mind when choosing your next outfit, since plain toe black Oxfords simply wouldn't go with a pair of jeans and a t-shirt.
Wearing the appropriate clothes with the appropriate shoes is fairly important since it would be very jarring to see someone wearing a 3 piece custom suit with a pair of colourful sneakers. Oxfords can be dressed up and down with more casual suits and outfits and are business professional shoes men use in most office jobs. This however, isn't the only option for dress shoes, derbies which are more casual shoes that can't be used for more formal affairs but can be worn with casual suits.
Among the business professional shoes, men use the loafer is acceptable as a more comfortable slip on shoe that only goes with casual outfits that are meant for comfort. They're the better option for the hot summer walk to your workplace. Chelsea boots, are also slip ons they're boots that can actually be worn by both men and women. And this style of boot was popularized by The Beatles who wore them fairly often along with some stylish suits that will never go out of fashion.