The property should identify applicable stormwater, waste, owner, lease, and site requirements before service. Bids should explain how collected debris, absorbent, wash water, and removed residue are handled; which drains need protection; and whether recovery or off-site disposal is included. Pushing material beyond the property line or into an unapproved inlet is not a complete cleaning plan.
Occupied lots also require agreed traffic controls, notices, pedestrian routes, and reopening criteria. Industrial facilities may add check-in, escort, safety, or equipment restrictions. Each company should confirm those requirements for the exact Pasadena address and describe any assumptions that would change price, frequency, or available work hours.