Layer Estimates:

Layer: Parcels (ID:0)
Count: 12844
Extent:

XMin: -13590644.5534229
YMin: 4471725.14947847
XMax: -13579404.6413093
YMax: 4480858.29261982
Spatial Reference: 102100 (3857)

Layer: tblMailing (ID:1)
Count: 25657