First of all I want to thank the small insurgency mapping discord. As soon as I joined yesterday they were supportive and helpful, making sure I didn't make any fundamental mistakes and encouraging me to continue.
Here is a screenshot of the work I did today:
In the push game mode this will be A, the first objective. The building's design is a modified version of the US embassy in Iraq.
Here is one of the entrances leading the building's parking lot:
In the coming days I plan to create an underground path leading to the buildings basement, as finishing the embassy interior. Stay tuned!