Bahria Town Karachi is a popular housing society located in Karachi, Pakistan. It offers a variety of properties, including houses, apartments, and commercial properties. The process of renting a property in Bahria Town Karachi is similar to renting a property in any other area. Here are some general steps you can take:

1. Determine your budget and the type of property you want to rent.
2. Search for available properties by contacting a real estate agent, checking property websites or online classifieds, or driving around the area.
3. View the properties that meet your criteria and decide which one you want to rent.
4. Negotiate the rent and  terms with the landlord.
5. Sign an agreement and pay the required security deposit and rent in advance.
6. Take possession of the property and start paying rent according to the  agreement.

Keep in mind that the rental process may vary depending on the specific property and landlord or property management company. It’s important to do your research and carefully read and understand the lease agreement before signing it.