Best overlap: 8:00 AM to 12:00 PM in Atlanta is 2:00 PM to 6:00 PM in Cape Town.
Target 8:00 AM to 12:00 PM in Atlanta, which lands at 2:00 PM to 6:00 PM for the Cape Town side. A 4-hour overlap gives you a workable daily window; aim for earlier in it to avoid clipping the end of someone's day. For part of the year the maths changes: Atlanta observes daylight saving, Cape Town does not, shifting the overlap by an hour.
| Local time | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Atlanta America/New York | ||||||||||||||||||||||||
Cape Town Africa/Johannesburg |
24/7 support sounds great until a P1 ticket falls into the gap between Manila signing off and Dublin signing on. Here is how to design a follow-the-sun support model that actually catches tickets at the boundary. -