Check explorer.helium.com How many hotspots are in your area? What is their transmit scale? (1 is 100% rewards, 0.5 is 50% rewards)
Do you have the possibilities to outperform the hotspots around you, by putting your antenna on a 20m pole or on your roof?
Research a bit about LoRa frequencies and different antenna powers. Will you need to invest another 100$ in a stronger antenna to reach hotspots that are far away?