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MLS Data Accuracy – Should We Care?

johnlowe2005phototn2.jpg 

I hope the obvious answer to the question cited in the subject line is a resounding yes! Perhaps a better way to address the topic is to ask how much should we be concerned with MLS data integrity? But first, let me digress.

In my former life’s work, and also being afflicted with an engineering background, I spent a good deal of time analyzing data in search of trends and in support of business decisions. Would you think that this is a transferable skill to the land of residential real estate? My goal is not to become bogged down in statistics and data, but to be able to support buyers and sellers with “numbers” to validate their “emotional” purchase and sales transactions. Statistics have a place in the process but will never replace the emotional elements in the transaction. MLS data integrity also has a significant impact in the daily property searches we all execute. Let me paint the backdrop for this discussion.

If you are frequent visitors to The San Diego Home Blog, you will recall many a post from Steve and Kris reflecting on a previous month’s/year’s sales activities or a particular market segment trend. They tend to stay at a macro level and ignore some of the gnats buzzing around my head! I find myself periodically downloading MLS data either to confirm my predisposition towards a perceived trend or just trying to collect data on a new neighborhood or condo complex that a client is exploring. Most recently, while downloading 2007 transaction data, I came face to face with the data base integrity issue to the point of making the effort akin to placing needles under my fingernails. After many a download, I have yet to experience the pleasure of an accurate data set. The inaccuracies come in many flavors, and I find some of the errors are unintentional but unfortunately many are surely intentional. From my list of “favorites”:

• No estimated square footage for the home – could it be that this is a very small home and my list price is rather high? Why not use the data in the public records, or data from a recent appraisal, builder’s brochure info, or homeowner’s records?
• No lot square footage – most often this omission is found on homes where the lot size is quite small, and also a matter of public record (I willingly concede that not all lot sizes are included in our beloved realist.com data base). So as a listing agent let’s just assume that nobody on the other side of this transaction will be smart enough to figure out that this lovely home is on a postage stamp size lot!
• No complex name (condo/townhome development) – Am I an out of area agent and all I know is that the property is located somewhere in a given city? I’ve driven by the monument with the complex name on it but it hasn’t quite sunk in. I wear a clever disguise and promote myself as your neighborhood specialist.
• No subdivision listed (single family detached listing) – see above; in many cases we see the name of the city, or perhaps the subdivision listed in realist.com. Here you thought you lived in the Renaissance subdivision of Scripps Ranch and now you read your listing only to find out that you really live in McMillin Scripps 03 Unit 05. Welcome home! It will just be a little more challenging for the buyer’s agent to find your listing if they are doing an MLS search based upon the subdivision field.

As a buyer’s agent I find it challenging to set up custom searches for clients given the inaccuracies found in the above MLS fields. How lame is it to have a conversation with prospective buyers and utter comments about MLS data base “errors or omissions” preventing their search program from locating all homes meeting their expressed criteria? The flip side of this conversation is explaining why they are seeing properties clearly not meeting their search criteria because you did not enter a minimum square footage so as to not eliminate properties with no square footage entered but in reality meeting their requirements. Hmmm, seems like we’re going in circles here! Bottom line for listing agents…take the time to market your product intelligently and truthfully! Help me help you and your seller to ensure we find your listing during the MLS search process, and cross your door step as a result of finding the basic home amenity data properly and accurately entered.

John Lowe

John Lowe is an experienced buyer and seller representative having successfully helped more than 100 clients throughout San Diego County with their home purchases and sales. John was honored as a Five Star Best in Client Satisfaction agent by San Diego Magazine in 2011 for his dedication to his clients. Read more about John here.

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  • http://sandiegohomeblog.com Kris Berg

    Bravo, with one caveat. The square footage is not always available in the Assessor’s records. Here in Scripps, the neighborhoods of Tiempo and San Angelo fall victim to this omission. As a listing agent, I can have the title company do an estimated take-off from the parcel map, but it is just that – An estimate. If the listing agent is doing his job, the photos will tell the story. Searching by lot size, other than the broader categories (such as “more than .25 acres”) is inherently risky.

    Regarding the neighborhood/complex name omissions, I am right there with you. It makes me nuts. Ditto with the property square footage. With number of sales being down significantly, one closed listing which omits square footage can throw off the price/sq. ft. statistics measurably.

    Your post (perhaps inadvertantly) underscores the continuing need for a real, breathing individual in the transaction to help interpret. Total reliance on the “data” absent human intervention won’t always give you the real picture. It is great to set our clients up on auto-feeds, but that alone is not enough.

  • http://www.sandiegocastles.com John Lowe

    Kris, thanks for highlighting a source for determining lot size, when not posted in the assessor’s records. The parcel maps have been my “source” for adding lot size data to my downloads. Irregular shaped lots are quite a challenge, I have to dust off my geometry books to perform some of the calculations! Good point on the need for human intervention and participation in the whole process, it is a definite opportunity for a value-added contribution.

  • http://bawldguy.wordpress.com/ Jeff Brown

    When the data is omitted it’s almost always because the agent is either lazy, incompetent, or just plain stoopid — with the 1% exception, human error.

    >If the listing agent is doing his job, the photos will tell the story.

    Kris, you have the uncanny knack for bringing out the dinosaur in me. If the listing agent is doing his job, and the assessor doesn’t list the square footage, HOW ‘BOUT THE #%$^&*@ AGENT MEASURING THE DANG THING HIMSELF!!

    He can still say the most coveted word in all of real estate, ‘estimated’.

    Here comes what I’ve feared putting in writing since I heard Dad say it last. “Why doesn’t the listing agent just do his job, and shut up.”

    Good stuff, John.

  • http://www.raincityguide.com/2008/05/27/listing-square-footage-how-hard-can-it-be/ Listing Square Footage — How hard can it be? | Seattle Real Estate ~ Rain City Guide

    [...] footage thing, though, just isn’t that simple.  It’s been talked about before (like here, and here), but today we were listing a new townhome, and as I evaluated the active comparables, I found that [...]

  • http://berg.virtualresultsservers.com/news/mls-data-accuracy-%e2%80%93-should-we-care/ MLS Data Accuracy – Should We Care? : Berg

    [...] [Editor's note - originally posted on the San Diego Home Blog] [...]

Office Location

  • San Diego Castles Realty
  • 10636 Scripps Summit Court, Suite 153
  • San Diego, CA 92131
  • P: 858.530.2374
  • F: 858.876.1701
  • E: info (at) sandiegocastles.com
  • CA DRE# 01241572

Broker Information

  • Kris Berg, Broker
  • DRE# 01853496
  • Steve Berg, Broker
  • CA DRE# 00762095