1) All website users will be migrated to joomla 3 latest version.
2) All website articles, category, contacts, banners migrated to joomla 3 latest version.
3) Your website template will be migrated to joomla 3 latest version. If you are using any paid third party template, then you must need to provide the login details for template migration.
4) All third party joomla extensions will be migrated, If the joomla 3 version available in joomla extensions directory. If not, then the migration of these joomla extensions will not cover in this hourly.
5) If you are using any own custom joomla extensions with your old website, that case I need to quote you additional for the same.
Please upgrade your old joomla versions to latest joomla version. Below are the 5 major benefit for upgrading joomla with latest version :-
1) Security improvements (are particularly important to avoid having your website hacked).
2) Vast collection of new features and templates (there are so many templates out there that it is hard for anyone not to find one that suits his needs).
3) Huge library of extensions (whatever functionality you can imagine already exists in Joomla’s extension library).
4) Enhanced SEO (search engine friendly URLs are built-in in new Joomla).
5) Mobile version (webmasters can access and use the admin area from a mobile phone).