Provider -> CurrencyCategoryType (via currency_id)
Service -> CurrencyCategoryType (via currency_id)
Provider -> PurchaseChargeCategoryType (via purchase_charge_category_type_id)
Provider -> Contact (via social_contact_id)
Provider -> Contact (via payment_contact_id)
Service -> AgeGroupCategoryType (via default_price_age_group_id)
Provider -> ProviderGroup (via provider_group_id)
Service -> ComissionCategoryType (via comission_category_type_id)
Service -> PriceComponentCategoryType (via price_component_category_type_id)
Service -> Activity (via created_for_activity_id)
Service -> ProductCategoryType (via product_category_type_id)