As I mentioned your baby's internal clock is set to get her ready for bed at a certain hour. (sleepconsultantprogram.com)
Some customers may not care if the website is harder to use or customer service is only available at certain hours as long as they can execute trades with minimal fees. (valuepenguin.com)
You can participate at any time and do not have to be online at a certain hour. (feedingbytes.com)