Please choose the correct ending to complete the given sentence: Finance and Business: [header] How to resolve rent increase disputes [title] Receive your notice. [step] As a tenant, you should be notified of any rent increase in writing. If you have an oral agreement to a month-by-month tenancy, then you might receive only an oral notice.

Ending1: During the month-by-month tenancy, you can try to resolve the disputed apartment and rent increase dispute. However, depending on your options, you may notice that the leased unit does not meet your rent requirement. Ending2: However, if you have a written lease, then your landlord should send you a written notification. [substeps] Landlords increase rent for a variety of reasons. Ending3: You could receive other notices, as well, such as a " complete " notice, as this is the notice you must take to satisfy your obligations. [substeps] Oral agreements are now in effect but are always to be signed in front of a notary public, who verifies that they have read it. Ending4: Finally, you will be notified if there are changes in the conditions of the lease. Always read a written notice to see what the interpretation is.

Answer format: ending1/ending2/ending3/ending4