Thank you so much for clearing that up! I will definitely start with Alpine WSG and glue traps. I am seeing many varieties of Alpine WSG. Can you please help me with the right one ?

This is a liquid Jar - https://www.amazon.com/DavesPestDefense-Alpine-WSG-500g-Jar/dp/B01HK6DWUQ/ref=sr_1_5?dchild=1&keywords=alpine+roach&qid=1611856149&sr=8-5#customerReviews

This is a gel bait - https://www.amazon.com/Advance-Cockroach-Bait-Dinotefuran-Syringes/dp/B0090UXHQU/ref=sr_1_5?crid=G2GZL6122JZA&dchild=1&keywords=alpine+gel+bait+for+roaches&qid=1611856251&sprefix=alpine+gel%2Caps%2C221&sr=8-5

A good bait is Advance Roach Bait - sold on Amazon.