Writing is a medium of communication that represents language through the inscription of signs and symbols. wikipedia.org

Translation is the communication of the meaning of a source-language text by means of an equivalent target-language text.

Translation from English to Portuguese and Portuguese to English.

Search engine optimization (SEO) is the process of improving the visibility of a website or a web page in search engines via the "natural" or un-paid ("organic" or "algorithmic") search results. wikipedia.org

Microsoft Excel is a proprietary commercial spreadsheet application written and distributed by Microsoft for Microsoft Windows and Mac OS X. It features calculation, graphing tools, pivot tables, and a macro programming language called Visual Basic for Applications. wikipedia.org

Presentation is the practice of showing and explaining the content of a topic to an audience or learner. wikipedia.org

Professional writing involves the use of clear language to convey information in a way that is easily understood by the intended audience. Individuals who can use language well may be employed as full-time professional writers in a variety of communications-related occupations, such as wikipedia.org

A transcription service is a business which converts speech (either live or recorded) into a written or electronic text document. Transcription services are often provided for business, legal, or medical purposes. wikipedia.org

On Internet websites that invite users to post comments, a moderation system is the method the webmaster chooses to sort contributions that are irrelevant, obscene, illegal, or insulting with regards to useful or informative contributions. wikipedia.org

Translation is the communication of the meaning of a source-language text by means of an equivalent target-language text.

Medical transcription, also known as MT, is an allied health profession, which deals in the process of transcription, or converting voice-recorded reports as dictated by physicians and/or other healthcare professionals, into text format. wikipedia.org