Can any help me with confirming if i'm at the right path i have to point out entities and their associated attributes for the list below and I have to list relationships to be represented, and any descriptive attributes for them.

So if i say Entities are Customer, Sale, SalesPerson, Purchased, Survey, Customization will it be OK below is the cross reference table from data dictionary and so i picked those entities looking at it below any help?

BillofSale CustomerData Buyer Survey Financing Customization StateDocuments SalesIndividual PerformanceReport CarPurchased CarTraded

Item

AdditionalCustomization
Addons
CarPurchasedCapacity
CarPurchasedColor
CarPurchasedCylinders
CarPurchasedDoors
CarPurchasedMake
CarPurchasedMileage
CarPurchasedModel
CarPurchasedWeight
CarPurchasedYear
CarTradedCapacity
CarTradedColor
CarTradedCylinders
CarTradedDoors
CarTradedMake
CarTradedMileage
CarTradedModel
CarTradedVin
CarTradedWeight
CarTradedYear
CashDown
CommisionEarned
CustomerCity
CustomerEmail
CustomerFirstName
CustomerLastName
CustomerPurchasingCar
CustomerState
CustomerStreet
CustomerTelephone
CustomerZip
Customization
DateOfDelivery
DateOfReport
DealershipRating
Employer
ExtendedWarranty
FinancingDate
FinancingRequired
FinancingType
Income
Insurance
License
LicenseFee
ListPrice
Options
OtherIncome
Refferedby
Refferedby
SaleDate
SalesID
SalesLastMonth
SalesPerson
SalesPersonRating
StateSalesTax
TradeInValue
TradingCar
VehicleID
VehicleVIN
Warranty