You’re going to need a python.
Tested on Python 3.10.0 64Bit
This script also required pyautogui to control the mouse.
pip install pyautogui
It would be best if you also found a way to lock the house buying window. I recommend SimpleTweaks that also going to require FFXIV Quick Launcher | Dalamud Plugins
Switch to first-person mode and adjust the placard to the middle of the screen, then run the script
am not taking any responsibility if you get suspended due to Final Fantasy XIV Terms of Service
2.1 Cheating and Botting. You may not create or use any unauthorized cheats, bots, automation software, hacks, mods, or any other unauthorized software or hardware designed to modify the Game and gameplay. In addition, you may not take advantage of game system bugs and exploits during gameplay.