Final answer:
The title company's important first step when opening escrow is to ensure an accurate property title by determining the dimensions of the land and calculating the acreage.
Step-by-step explanation:
The important first step the title company takes when opening escrow is to ensure an accurate property title. This involves determining the dimensions of the land and calculating the acreage based on those dimensions. By doing so, the title company can provide a clear and legal description of the property being purchased. This is crucial for the buyer to have ownership rights and for any future transactions involving the land.