You can eyeball a mulch job accurately enough to price it standing in the yard, so do it before you leave.
Write the price and any notes right on the door hanger, leave it on the door, and let the homeowner email you their info once they snap a photo. No callback, no guessing, no losing the job to whoever calls them back first.
It's a fully editable Photoshop file, pre-sized for VistaPrint. Add your business info through their uploader for the fast route, or open the Photoshop file for full control over your branding.
Lawn care owners already use this exact template library to close mulch jobs the same day they walk the property.