chore: Update starknet_docs_style_guide.adoc (#1161)

* Update starknet_docs_style_guide.adoc

* Update starknet_docs_style_guide.adoc

* Update contributing_to_docs/starknet_docs_style_guide.adoc

contributing_to_docs/starknet_docs_style_guide.adoc

@@ -2,7 +2,7 @@
 = Starknet documentation supplementary style guide
 :toc: macro
 :title: Starknet documentation supplementary style guide
-:description: Style guidance for writing Starknet technical documentation.
+:description: Style guidance for writing Starknet technical documentation
 
 This guide provides style guidelines and preferred term usage for link:https://starknet.io/[the Starknet website], including link:http://docs.starknet.io[docs.starknet.io]. Use it as a supplement to the following style guides:
 
@@ -99,6 +99,8 @@ A hyperlink to a page on a third-party website is convenient and user-friendly _
 
 Deprecated:: Refers to a feature or capability that is still supported, but support will be removed in a future release of Starknet.
 Future fixes or enhancements are unlikely. If necessary, an alternative is available.
+Fri:: The smallest unit of the Starknet native token, STRK, equal to 10^-18^ STRK.
+G-fri:: 1,000,000,000 fries.
 Removed:: Refers to a feature or capability that has been entirely removed.
 Unsupported:: Refers to a feature or capability that is no longer supported.
 
@@ -110,6 +112,57 @@ If a term doesn't appear here, refer to the following guides, in order:
 . link:https://redhat-documentation.github.io/supplementary-style-guide/#glossary-terms-conventions[Glossary of terms and conventions] in the _Red Hat supplementary style guide for product documentation_.
 . link:https://developers.google.com/style/word-list[Word list] in the _Google developer documentation style guide_.
 
+[#E]
+=== E
+
+==== EIP-_<num>_
+
+*Correct form:* EIP-_<num>_
+
+*Example:* EIP-4844
+
+*Incorrect forms:* EIP4844, EIP 4844
+
+*Reasoning:* Align with notation on ethereum.org.
+
+[#F]
+=== F
+
+==== fri (10^-18^ STRK)
+
+===== Correct forms
+
+* *Singular:* Fri
+* *Plural:* Fries
+
+===== Usage rule
+
+Normal word casing, so use _Fri_ at the beginning of a sentence, and _fri_ after the first word of a sentence.
+
+===== Examples
+
+* Alice holds 5 million fries.
+* Fri is the smallest unit of STRK.
+
+[#G]
+=== G
+
+==== G-fri (1,000,000,000 fries)
+
+===== Correct forms
+
+* *Singular:* G-fri
+* *Plural:* G-fries
+
+===== Usage rule
+
+Normal word casing, so use _G-fri_ at the beginning of a sentence, and _g-fri_ after the first word of a sentence.
+
+===== Examples
+
+* Alice holds 5 million g-fries.
+* G-fri is a unit that is equal to one billion fries.
+
 [#O]
 === O
 
@@ -136,6 +189,10 @@ If a term doesn't appear here, refer to the following guides, in order:
 
 ==== transaction
 
-The default is to use the full word _transaction_ in normal text. You can use _tx_ as an abbreviation for the word _transaction_ if it improves readability.
+*Correct form:* transaction, transactions
+
+*Avoid:* tx, txs
+
+Use the full word _transaction_ in normal text. Avoid using the abbreviation _tx_ unless using it improves the user experience.
 
-*Reasoning:* This abbreviation is well known in the industry.
+*Reasoning:* Although this abbreviation is well known in the industry, we avoid abbreviations. Abbreviations present a barrier to first-time readers and can also interfere with localization.