====== Parcels Prep ======

Prep tasks for a parcels layer:
  - Check for duplicate IDs (e.g. assessment roll numbers, ARN). If duplicates, how to handle - dissolve?
  - Standard ARN length - mix of 15 and 19 digit ARNS? How to handle?

<code python>
df_parcels_2.ARN.value_counts()
</code>