anchor.diff:          ,{<<"account_inn">>, AccountINN}
           ,{<<"account_kpp">>, AccountKPP}
           ,{[<<"billing_address">>,<<"line1">>]
  -         ,<<A11/binary
  -           ,(maybe_format_address_element(A1))/binary
  -           ,(maybe_format_address_element(A2))/binary
  -           ,(maybe_format_address_element(A3))/binary>>
  +         ,<<A11/binary, (maybe_format_address_element([A1, A2, A3], <<>>))/binary>>
            }
           ,{[<<"billing_address">>,<<"line2">>]
  -         ,<<(maybe_format_address_element(A4))/binary
  -           ,(maybe_format_address_element(A5))/binary
  -           ,(maybe_format_address_element(A6))/binary>>
  +         ,<<(maybe_format_address_element([AA4, A5, A6], <<>>))/binary>>
            }
           ,{[<<"billing_address">>,<<"line3">>]
  -         ,<<(maybe_format_address_element(A7))/binary
  -           ,(maybe_format_address_element(A8))/binary
  -           ,(maybe_format_address_element(A9))/binary
  -           ,(maybe_format_address_element(A10))/binary>>
  +         ,<<(maybe_format_address_element([A7, A8, A9, A10], <<>>))/binary>>
            }
           ,{[<<"agrm">>,<<"onnet">>,<<"number">>], AgrmOnNetNumber}
           ,{[<<"agrm">>,<<"onnet">>,<<"date">>], AgrmOnNetDate}
  
positive.code: lager:info("IAM A9: ~p",[A9]),
  lager:info("IAM A10: ~p",[A10]),
  lager:info("IAM A11: ~p",[A11]),
      Values = props:filter_empty(
          [{<<"_id">>, ?ONBILL_DOC}
          ,{<<"pvt_type">>, ?ONBILL_DOC}
  
negative.code:           ],
      kapps_notify_publisher:cast(Req, fun kapi_notifications:publish_new_user/1).
  
  maybe_format_address_element([], Acc) ->
      Acc;
  maybe_format_address_element([H], Acc) ->
      <<Acc/binary, H/binary>>;
  maybe_format_address_element([<<>>|T], Acc) ->
      maybe_format_address_element(T, Acc);
  maybe_format_address_element([H|T], Acc) when Acc == <<>> ->
      maybe_format_address_element(T, <<H/binary>>);
  maybe_format_address_element([H|T], Acc) ->
      maybe_format_address_element(T, <<Acc/binary, H/binary, ", ">>).
  