Default Insurance Coverage

• How can we add a new insurance category for a plan that does not follow the standard percentage coverage table in the insurance plan setup screen?
• When I enter an insurance plan, I notice there are various categories for plan percentages. Also, the percentages always show the dental insurance standard of 100/80/50. How can I change the entries and/or the default percentages?
• When I enter an insurance plan, I notice there are various categories for plan percentages. Also, the percentages always show the dental insurance standard of 100/80/50. Where is this information obtained?