To move tenant to an apartment ensure that the following setting was already made.

Landlord Setup
Tenant Setup

Properties Setup

Apartment/Unit Setup

Once all this had been setup then click on Properties Menu
Locate vacant unit you want to move tenant to
Click on start rent button

To add new rent click on +Start New Rent button.

This will open a new rent page. On the page, follow the following steps

Select property - this will list all vacant apartments

Select the unit/apartment

Select tenant from this list of available tenants

On rent duration

Pick the rent start date

periodic preference i.e yearly, etc

Input the length of period by default it is set to 1

Commission and fees

Add all commission chargeable to the rent fees i.e

Agent commission (in percentage)

Caution fee

Agency fee

Legal fee

Click on Calculate Rent & Dues button to get the Rent summary

The summary will give you the following details

Rent Due Date - the expiry date of the rent

Actual Rental Cost - cost of the rent

Due to landlord  - amount due to landlord

Management fee - amount due to property manager

Total Rent Cost - amount due to tenant

Once the summary is display you can review it before you submit the transaction

To start a rent without create invoice, uncheck the Create invoice box

To create invoice without starting a rent, uncheck the Start rent box