In the modern workplace, dress codes are changing as employers focus more on results than on the rules that employees must follow. While I agree that the way people dress should be seen as irrelevant in many work contexts, I believe that dress codes still exist for good reason in certain professions.
On the one hand, many employers have stopped telling their staff how to dress, and I see this as a positive trend. Some of the most successful companies in the world, including technology giants like Google and Facebook, are famous for the relaxed office environments that they try to create. Employees are encouraged to dress casually, and even the company executives and leaders are rarely seen wearing anything other than T-shirts and jeans. However, while managers and programmers are free to dress how they like, they are expected to produce work of outstanding quality. It is clear from the performance and global dominance of such companies that strict dress codes are completely unnecessary in the technology sector.
However, I would also argue that rules regarding employees' clothing are still relevant in other work situations. We expect certain professionals, such as nurses, police officers and airline pilots, to wear uniforms. These uniforms may have a practical or safety function, but perhaps more importantly they identify the person’s position or role in society. Similarly, a lawyer, politician or school principal may choose to wear formal clothing in order to portray an image of authority, trustworthiness and diligence. I believe that most of us prefer to see these professionals in smart, formal attire, even if it is not strictly necessary.
In conclusion, I support the trend towards relaxed dress codes for workers, but I do not see it as applicable to all occupations or sectors of the economy. 
In the modern workplace,  
dress
 codes are changing as employers focus more on results than on the  
rules
 that employees  
must
 follow. While I  
agree
 that the way  
people
  dress
 should be  
seen
 as irrelevant in  
many
 work contexts, I believe that  
dress
 codes  
still
 exist for  
good
 reason in certain professions.
On the one hand,  
many
 employers have  
stopped
 telling their staff how to  
dress
, and I  
see
 this as a  
positive
 trend.  
Some
 of the most successful  
companies
 in the world, including technology giants like Google and Facebook, are  
famous
 for the relaxed office environments that they try to create. Employees  
are encouraged
 to  
dress
  casually
, and even the  
company
 executives and leaders are rarely  
seen
 wearing anything other than T-shirts and jeans.  
However
, while managers and programmers are free to  
dress
 how they like, they are  
expected
 to produce work of outstanding quality. It is  
clear
 from the performance and global dominance of such  
companies
 that strict  
dress
 codes are completely unnecessary in the technology sector. 
However
, I would  
also
 argue that  
rules
 regarding employees' clothing are  
still
 relevant in other work situations. We  
expect
 certain professionals, such as nurses, police officers and airline pilots, to wear uniforms. These uniforms may have a practical or safety function,  
but
 perhaps more  
importantly
 they identify the person’s position or role in society.  
Similarly
, a lawyer, politician or school principal may choose to wear formal clothing in order to portray an image of authority, trustworthiness and diligence. I believe that most of us prefer to  
see
 these professionals in smart, formal attire, even if it is not  
strictly
 necessary. 
In conclusion
, I support the trend towards relaxed  
dress
 codes for workers,  
but
 I do not  
see
 it as applicable to all occupations or sectors of the economy.