I have no connection to this family.This is some information I found.Perhaps this might help you.
U.S. Public Records Index about Kevin L Duer Name: Kevin L Duer Birth Date: 1954 Street address: 45754 Creekside Way City: Temecula County: Riverside State: California Zip Code: 92592 Phone Number: 909 Record Number: 860280402 Household Members: Name Est. Age Birth Year Autumn J Duer 53 1954 Kevin L Duer 53 1954 Shana G Duer 51 1956 Wayne M Duer 61 1946
They were living in Los Angeles and moved to Temecula.This information is about 10 yrs old, however.
I could not find any other information.Hope this helps.