Внедрение CRM Bitrix Корпоративный портал

I am engaged in the installation and implementation of CRM Bitrix systems for more than 5 years.
1 . Installation and configuration of the server
The 2nd Installing the CRM and setting it to the needs of the company
3 . Training of staff and managers for the efficient work of the whole company in the system "Corporate Portal"
and 4. Technical maintenance of equipment and user support
and 5. Optimization and modernization of the system