+use SL::DB::Manager::Customer;
+use SL::DB::Helper::IBANValidation;
+use SL::DB::Helper::TransNumberGenerator;
+use SL::DB::Helper::VATIDNrValidation;
+use SL::DB::Helper::CustomVariables (
+ module => 'CT',
+ cvars_alias => 1,
+);
+use SL::DB::Helper::DisplayableNamePreferences (
+ title => t8('Customer'),
+ options => [ {name => 'customernumber', title => t8('Customer Number') },
+ {name => 'name', title => t8('Name') },
+ {name => 'street', title => t8('Street') },
+ {name => 'city', title => t8('City') },
+ {name => 'zipcode', title => t8('Zipcode')},
+ {name => 'email', title => t8('E-Mail') },
+ {name => 'phone', title => t8('Phone') }, ]
+);