Styles
XE2
Herbert Sauro describes how to apply a style to a FireMonkey application.
http://blog.analogmachine.org/2011/09/01/applying-a-style-to-firemonkey/
Felix Colibri's comprehensive introduction to FireMonkey styles.
http://www.felix-colibri.com/papers/delphi/firemonkey_styles/firemonkey_styles.html
As an illustration of how FireMonkey styles operate Felix Colibri builds a Style Explorer application.
http://www.felix-colibri.com/papers/firemonkey/firemonkey_style_explorer/firemonkey_style_explorer.html
Rodrigo Ruz shows how to fine tune the colouring of a FireMonkey style.
http://theroadtodelphi.wordpress.com/2011/09/29/tweaking-the-firemonkey-styles/
On day 2 of CodeRage 6, Ray Konopka demonstrates how VCL styles can be used to transform the look of a VCL application.
http://cc.embarcadero.com/item/28567
Roger Connell discusses a way to change the colour of a FireMonkey TEdit without creating a custom style.
http://members.adug.org.au/2012/01/10/changing-the-color-of-a-firemonkey-edit-box/
Mike Sutton announces his freeware MonkeyRecolor application which can completely change the colour scheme of any FireMonkey style.
http://monkeystyler.com/blog/entry/announcing-monkeyrecolor
Mike Sutton discusses changing the colors of FireMonkey styles using his MonkeyRecolor utility.
http://monkeystyler.com/blog/entry/my-first-firemonkey-custom-control-tbitmapspeedbutton
Ray Konopka discusses changing the font size in a TStringGrid.
http://www.raize.com/Articles/FmxStringGridCellFonts.asp
Chris Rolliston discusses why you can't change the color of a FireMonkey TPanel and what to use instead.
http://delphihaven.wordpress.com/2012/03/09/how-to-have-a-blue-fmx-tpanel/
Jeremy North shows how to workaround some bugs in the default FireMonkey styles supplied for iOS.
http://jed-software.com/blog/?p=609
Rodrigo Ruz shows how to overcome the problem of the TDBGrid ignoring your custom colours for columns and fonts when you use VCL styles.
http://theroadtodelphi.wordpress.com/2012/08/23/using-custom-colors-in-the-tdbgrid-columns-with-vcl-styles-enabled/
Mike Sutton introduces the component parts of a style.
http://monkeystyler.com/blog/entry/anatomy-of-a-firemonkey-style
Vsevolod Leonov shows how to use styles to make a blinking button.
http://blogs.embarcadero.com/vsevolodleonov/2012/04/12/fm_blinking_button_eng/
XE3
Chris Rolliston shows how to more closely inspect the new platform styles that mimic the controls from Windows and OSX.
http://delphihaven.wordpress.com/2012/09/11/inspecting-the-default-platform-fmx-styles-in-xe3/
Jeremy North thinks that the TStyleTag component was mistakenly omitted from the component palette and provides a package to add it back in. A TStyleTag allows you to store an optional value with a style definition and is used in some of the default FireMonkey styles.
http://jed-software.com/blog/?p=699
Jeremy adds registration of the TFontObject and TBrushObject to his package.
http://jed-software.com/blog/?p=741
Jeremy North shows how to improve the default Popup Menu style for OSX to be more native in it's appearance.
http://jed-software.com/blog/?p=706
Eugene Kryukov describes the new bitmap styles functionality in FireMonkey 2.
http://blogs.embarcadero.com/ekryukov/2012/10/03/bitmap-styles-in-firemonkey-20/
Eugene Kryukov discusses the improved runtime performance of styles and how to correctly use the OnApplyStyleLookup event when loading data into a control.
http://blogs.embarcadero.com/ekryukov/2012/10/03/styles-performance-in-xe3/
Chris Rolliston shows his workaround for suppressing the FireMonkey highlighting when dragging list boxes to grids.
https://delphihaven.wordpress.com/2012/12/12/dragging-an-fmx-list-box-item-to-a-grid-without-superfluous-highlighting/
Alexey Sharagin discusses the new FMX style related properties and features introduced in Delphi XE3.
http://blogs.embarcadero.com/sharagin/2012/12/16/adjustfmstyle/
Mike Sutton answers the simple question, how do you change the colour of a panel in FireMonkey?
http://monkeystyler.com/blog/entry/how-do-you-change-the-color-of-a-panel-in-firemonkey
Stephen Ball demonstrates the use of styles within a listbox that via RTTI supports dynamic object editing in his Business Display Demo application.
http://blogs.embarcadero.com/stephenball/2013/01/10/tlistbox_firemonkey_styles_with_rtti/
http://youtu.be/F2rTd8Idpdc
http://cc.embarcadero.com/item/29091
 
XE4
Marco Cantu has created a property editor for the textual definition of a StyleBook. He also discusses the pros and cons of using the global TStyleManager rather than the StyleBook component.
http://blog.marcocantu.com/blog/couple_tips_xe4_fmx_styles.html
http://cc.embarcadero.com/item/29428