
To get the Customer Primary contact informations like e-mail address, phone number, web site url and fax number you can use these 4 methods
str mail, phone, fax, webSite;
//Get Customer Email
mail = CustTable::find('1234').email();
//Get Customer Phone
phone = CustTable::find('1234').phone();
//Get Customer Fax
fax = CustTable::find('1234').telefax();
//Get Customer WebSite
webSite = CustTable::find('1234').url();