However, I treat co-signers just like another Tenant, in that they also must fill out an application and consent to a background/credit check.

Zillow, her complaint says, "should not be engaging in this business practice without a valid appraisal license and, further, the consent of the homeowner."

NOTICES: All notices under this lease must be in writing and are effective when hand-delivered, sent by mail, or sent by electronic transmission to (Do not insert an e-mail address or a fax number unless the party consents to receive notices under this lease at the e-mail address or fax number specified

My consent to this reasonable request is within my right to manage and negotiate leases."

No additional locks may be placed on any door without prior consent of the Lake time investing.

"Occupancy by other persons for more than seven consecutive days and more than two occasions in any month is prohibited without Landlord’s written consent and shall be considered a breach of this Agreement."

But, you cannot have it the other way around, unless you obtain consent or a variance from the zoning requirement. 

In KS, a Landlord has the right to enter a rental property with sufficient notice, so long as the tenant does not unreasonably withhold consent.

Anyone moving in must get prior written consent of the Landlord prior to moving in.

My lease specifically lists tenants and exact names of other  occupants and states no one else, and guests are allowed for a period of no more than 7 days in a row or 14 days maximum in a 12 month period without prior written consent from landlord.