[ ] [3] section which lists buildings in alphabetical order with each building name being clickable. Once a building is selected the text color changes ( make sure only on building can be selected at a time). Link
[ ] [2] creation of two buttons which appear only when a building is selected. first button is "Undo" which unselects your choice and hides the two buttons. Second button is "Confirm?" which tirggers a boolean variable. Link
This will handle:
Please refer to UI Design Draft for reference
[13] Creation of form
[19] GPS Overlay through camera