| Date | Description |
|---|---|
| 2019-07-02 | delete address Microsoft MTC, 5 Wayside Drive, Burlington MA 01803 |
| 2019-07-02 | delete phone 781-487-6400 |
| 2019-07-02 | insert address 2019-BERLIN The Open Leadership Symposium BERLIN 2019 |
| 2019-07-02 | update primary_contact Microsoft MTC, 5 Wayside Drive, Burlington MA 01803 => 2019-BERLIN The Open Leadership Symposium BERLIN 2019 |