Everything is live, meaning, changes are instant. Before deleting a site, make sure you have a local backup. There is a $50 restore fee for a tech to restore your deleted site. DNS updates take anywhere from an hour to 10 hours to update. DNS requests are human reviewed for your security.
Using the forms Take great care when copy/pasting data. Pasting often results in extra spaces at the end of the field. Double check your results before submitting.