+<%doc>
+
+Display a pair of select boxes for provisioning a realestate_unit
+- Real Estate Location
+- Real Estate Unit
+
+</%doc>
+<& tr-td-label.html, %opt &>
+<td>
+<& select-tiered.html,
+ 'tiers' => [
+ {
+ # (todo) need to filter out locations where all units are assigned
+ field => 'realestate_location',
+ table => 'realestate_location',
+ #extra_sql => "WHERE $classnum_sql",
+ name_col => 'location_title',
+ empty_label => '(all)',
+ },
+ {
+ field => 'realestate_unit',
+ table => 'realestate_unit',
+ name_col => 'unit_title',
+ value_col => 'realestatenum',
+ link_col => 'realestatelocnum',
+ #extra_sql => delete($opt{'extra_sql'}),
+ # Need to add a filter to filter-out assigned units (todo)
+ disable_empty => 1,
+ },
+ ],
+ %opt,
+ 'prefix' => $opt{'prefix'}. $opt{'field'}. '_', #after %opt so it overrides
+&>
+</td>
+</tr>
+<%init>
+
+my %opt = @_;
+
+</%init>