Synology NAS devices offer a few of features that you mention: email [0], calendar [1], document sharing [2], chat [3], office apps [4] Shift/inventory managem

Synology NAS devices offer a few of features that you mention: email [0], calendar [1], document sharing [2], chat [3], office apps [4] Shift/inventory management would need to be added via third-party software (or implemented in spreadsheets). I've heard of companies setting these up for small businesses. [5] [0] https://www.synology.com/en-global/dsm/feature/mailplus https://www.synology.com/en-global/dsm/feature/mailplus [1] https://www.synology.com/en-global/dsm/feature/calendar https://www.synology.com/en-global/dsm/feature/calendar [2] https://www.synology.com/en-global/dsm/feature/drive https://www.synology.com/en-global/dsm/feature/drive [3] https://www.synology.com/en-global/dsm/feature/chat https://www.synology.com/en-global/dsm/feature/chat [4] https://www.synology.com/en-global/dsm/feature/office https://www.synology.com/en-global/dsm/feature/office [5] https://www.synology.com/en-global/wheretobuy/United%20Kingdom/System_Integrator https://www.synology.com/en-global/wheretobuy/United%20Kingd...