103-ma-parm-Item

103-ma-parm-Item #mb #103ma

Miscellaneous Billing Parameters – Item

103-ma-parm-MRAmodel

103-ma-parm-MRAmodel #103ma

Fair Market Value (MRA) Model Code Table
Mass Appraisal Overview, Configuration, Installation, OpenForms Reference, What’s New, R&D wiki, wiki Module Map Last Update October 13th 2015
Overview

[version 6.1] The Mass Appraisal Multiple Regression Analysis(MRA) or Fair Market Value Model validation table is used for setting up models that determine the Fair Market Value of a building or property. The MRA Model Validation Table is unique. It contains the different MRA Models Codes. Each MRA Model Code can be restricted by Property Type. The expression setup in the MRA Model code is used to compute the Total MRA Value based on the resulting values from the MRA Element Table Codes.
MRA Models are tied to a number of applicable MRA Elements Table Codes.

To access the table, in GNA, select Application Parameters menu, Mass Appraisal, Single Entry Table and select (double-click) the mra-MRA Model listed on the left.

MRA Model Table

The following information is entered when creating the MRA Model Table
Year

  • Multiple versions of the MRA table from different years can be opened at the same time. To open an MRA table from another year, change the Current Year in GNA and open the MRA table for that year.

Short Description

  • The short description is used for fast data entry and look-ups. It is displayed on forms if space is too limited for the long description (to be verified)

Long Description

  • The long description is used for look-ups and is displayed on forms and reports.

Table Type

  • This is mramodel – MRA Model. This cannot be changed.

Table Category

  • This parameter displays the table category. The category for the MRA table is mra – Market (Table: VT_SY_ MATBCAT). This cannot be changed.

Look Up Group Type

  • This parameter is set to the look-up type that will be used to enter the codes.

MRA Model Table CODES

The following information is entered when creating the MRA Model Table Codes.
Code

  • Enter a name for the MRA element code. The MRA element codes are displayed on the Fair Market Value Information form in Govern. In Govern, the user selects a code by clicking in the field and selecting an item from the drop-down list. The applicable value is displayed in the Values column.

Short Description

  • The short description is displayed on forms.

Long Description

  • The long description is displayed for look-ups and on forms and reports.

Property Type

  • Select a Property Type from the drop-down table so that this MRA Code will only be applicable to the

MRA Expression

  • Click the ellipsis button in the MRA field to add an expression that will compute the MRA Value for this model code.
  • For more information on creating expressions, please click here.

Example:
The following expression adds five Market Elements together. The elements are: Land Term, Effective Living Area, Quality Term, Plumbing Fixtures, and Number of Fireplaces.
To be validated in expression ….. this was a formula prior to 6.1 RN0([MA_MRA.LNDTERM_AM] + [MA_MRA.EFFAREA_AM]+[MA_MRA.QUALITY_AM]+[MA_MRA.PLMBFIXT_AM]+[MA_MRA.FIREPLCS_AM])