English has become the de facto language of international communication, and this is especially true in the world of fashion. The ability to speak and understand English fluently can open doors for individuals who wish to make a career out of fashion, whether it be as a designer, model, or journalist.

Firstly, understanding English allows designers to communicate effectively with their teams. Designers often work on projects that involve collaboration between people from different countries and backgrounds. Being able to express themselves clearly in English ensures that everyone is on the same page when it comes to creating new designs or modifying existing ones.

Secondly, speaking English can provide access to job opportunities worldwide. Many top fashion brands have offices all over the world, and being able to communicate effectively in English can make you more attractive as an employee. This means that designers can find work not just in New York or London but also Paris or Milan.

Thirdly, knowing how to write about fashion trends in fluent English is crucial for those who want a career as journalists or bloggers. Fashion journalism involves keeping up with current trends while also expressing opinions about them using clear and concise language.

Fourthly, having knowledge of popular slang terms related to clothing styles helps one stay trendy too! For instance knowing what "streetwear" means will help you appreciate why some celebrities wear casual clothes even at high-profile events like red carpet parties!

Fifthly understanding idioms associated with beauty standards such as "the catwalk" (a raised platform used by models during runway shows) gives insight into what happens behind scenes at major fashion events.

Lastly but certainly not least knowing which words are considered taboo within certain cultural contexts (like avoiding anything related racism) demonstrates respect towards different cultures which goes hand-in-hand with any successful career path involving time-honored industry norms like modeling agencies handling client expectations sensitively so they don't offend anyone unintentionally while still making money off beautiful bodies doing poses under bright lights without breaking any rules set forth by law enforcement officers policing public spaces where people gather en masse – something we call 'fashion week'!

In conclusion speaking well-rounded fashionable english is vital if one wants succeed both professionally & personally within our ever-evolving globalized society filled full of diverse people seeking common ground through shared interest like love for stylish clothing items sold commercially around us every single day!