I'm new to thi's please help how do I charge for this job

Uploading… It’s a 2 story complex with 4 breeze way’s in each complex it’s three total. They want the works bree ways second floor decks and concrete pad. I don’t really even know when to begin to give a quote. This would be my first commercial job been doing residential work. But decide to go up. What’s the best method in completing this job Imarket currently using Honda gx390 3600psi. please help me with this all input is welcome. just tryna get my name out there

This is different for everyone, know your costs, estimated time on the job, and how much you need/want to make. Being your first one can be nerve racking, but do it anyway. Before long you’ll bid them with a steady hand.