Update README.md

Author: PaulZC

README.md

@@ -98,13 +98,13 @@ A pre-release is often created using the latest stable release candidate. These
 Building from Source
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-For building the firmware, see the [Firmware README](Firmware/readme.md).
+For building the firmware, see the [Firmware README](Firmware/readme.md). For compiled binaries of the firmware, please see [SparkFun RTK Firmware Binaries](https://github.com/sparkfun/SparkFun_RTK_Firmware_Binaries).
 
 For the documentation, see [mkdocs.yml](https://github.com/sparkfun/SparkFun_RTK_Firmware/blob/main/mkdocs.yml) and [/workflows/mkdocs.yml](https://github.com/sparkfun/SparkFun_RTK_Firmware/blob/main/.github/workflows/mkdocs.yml).
 
-For building the Uploader_GUI see the header comments of [RTK_Firkware_Uploader_GUI.py](https://github.com/sparkfun/SparkFun_RTK_Firmware/blob/main/Uploader_GUI/RTK_Firmware_Uploader_GUI.py)
+For building the Uploader_GUI see [SparkFun_RTK_Firmware_Uploader](https://github.com/sparkfun/SparkFun_RTK_Firmware_Uploader). The pyinstaller executables are generated by the [/workflows](https://github.com/sparkfun/SparkFun_RTK_Firmware_Uploader/tree/main/.github/workflows)
 
-For building the u-blox_Update_GUI see the header comments of [RTK_u-blox_Update_GUI.py](https://github.com/sparkfun/SparkFun_RTK_Firmware/blob/main/u-blox_Update_GUI/RTK_u-blox_Update_GUI.py)
+For building the u-blox_Update_GUI see [u-blox_Update_GUI](https://github.com/sparkfun/SparkFun_RTK_Firmware_Binaries/tree/main/u-blox_Update_GUI) and the header comments of [RTK_u-blox_Update_GUI.py](https://github.com/sparkfun/SparkFun_RTK_Firmware/blob/main/u-blox_Update_GUI/RTK_u-blox_Update_GUI.py)
 
 License Information
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