Table and Cell Styles
Pasting Tabbed Text into Tables.
Photoshop Transparency Effects: Additional transparency effects such as inner glow, outer glow, bevel, emboss, inner shadow and satin, which can be applied to objects.
Transparency improvements: Transparency can be applied independently to the stroke, fill, or text of an object, or to an entire object.
Find/Change:
allowing find/change on object attributes, saving queries, support for regular expressions and customizing the scope of the search.
Bullets & Numbering Improvements:
including section/hierarchical numbering and allowing skipped paragraphs in lists.
Text Variables can contain page count, date, modification date, file name or custom text.
Print Selected Layers:
In Layers panel designate layers to print or not.
In the Print and PDF Export, select which layers to output
Placing INDD files, which acts like a placed PDF
Relink All Instances of a single graphic
Loading master pages from other documents and syncing master in book
Multiple Selection in the Place dialog
Thumbnail preview
Find Font edits style definitions
Master page improvements
master page objects can be set to not be overridden.
Cmd + Shift + marquee select to override all objects in selection.
Master objects have dotted stroke; No-override objects have no frame
Print Booklet

Text wrap on master pages:
(accessible via the context menu or the Text Wrap panel).
Style Sets:
User-customizable folders in the Paragraph and Character Styles panels for organization of styles.
Expanded Quick Apply
Looping in Nested Styles:
repeat the style sequence through to the end of the paragraph.
Control panel customization
Tool navigation:
Esc to select text frame from text context
Double-click on frame handle to fit frame to content.
Double clicking on a graphic frame will toggle selection tools.
Double clicking on an object that is a member of a group will select that individual item.
Merge Identically Named Layers on Export for PDFs exported from a book
Hyphenation contains a control for Hyphenate Across Columns.
Drop Cap improvements:
Align to Text Edge adjusts the left side, and Adjust for Descenders
Script UI: There have been improvements to allow scripts to more easily create UI within InDesign.
Script Attachability: The user can make a script run when a menu item is invoked.
Default location for assignments and assigned content, and file management for assignments

InCopy Email-based Assignments using the Package for InCopy
This command will take all the stories in an assignment, check them out, zip them into a file and open the default email client. The external contributor send the assignment back via the Package for InDesign commands.
InCopy plug-ins will be installed by default
Assignments panel improvements: Drag & drop from layout to panel to assign stories and graphics; story reordering done in the panel is remembered.
InCopy files now contain proxy/preview images
Default location for assignments and assigned content, and file Ghosting Unmanaged Stories
When opening an assignment, stories not included in that assignment will be dimmed or ghosted back.

Import CALS tables as InDesign tables: There will be an additional option in the Import Options dialog when importing XML, to convert any CALS tables in the incoming XML into InDesign tables.
Apply XSLT on import: There will be an additional option in the Import Options dialog when importing XML, to specify an XSLT to be applied to the incoming XML.
XML Rules: Users will be able to create a set of layout rules via scripting, which can be applied to incoming or existing XML to perform actions such as formatting, and creating frames. This feature is only accessible via scripting.
Insert Parent Element command: An new command to insert a parent element above a selected element is available in the Structure view menu or the context menu when an element is selected.