You must have version of component not lower 3.5 to make update.
Before making any upgrades, make the backup files of component and DataBase
and please do full export.
At first please check upgrade/update process at the test website!
If you have custom changes of component, you can lose your changes.
Please, in that case do not make update.
Also you can use our professional
Real Estate templates, which have Real Estate Manager Pro.
If you would like any further information, please do not hesitate to contact us too.
Best Wishes,
Roman
OrdaSoft team