A Maryland eviction only commences when a tenant does not respond to a landlord after they have issued notices for nonpayment, noncompliance, or their intent to terminate a tenancy at will. If the tenant remains on the property after the "quit" period the landlord may follow the Eviction Instructions in order to file the Complaint and Summons.
Maryland Eviction Process & Laws | Free MD Eviction Notices
NonPayment Laws - Immediate § 8-401
NonCompliance Laws - 30 days § 8–402.1(2)(A)
Month to Month Laws - 30 days § 8-402(b)(3)
Entry and Detainer Laws - Real Property