14
12 to 18 days is typical, but this is the part of the menstrual cycle that has the most variation. If your periods are irregular, this number is the hardest to guess. In contrast, the typical...
2 weeks
Nothing. Your period starts a fixed 14 days after your ovulation day.
It can start anytime during the 7 day sugar pills.
2 weeks later. If it gets to 2 weeks after your period was due, take a test