Fewer data points, less reliable data. 

I live in Littleton and I'm planning on buying in the west Denver metro and I'm familiar with the area, but additional data points are always helpful.

While there's no shortage of options out there,as you mentioned, such as PropStream, DealCheck, REI Simpli, and Podio, the aim is to stand out by honing in on what really matters to investors: ROI, value, performance, efficiency, and possibly price.Expanding on what matters as outlined earlier, here are my assumptions regarding what investors might require if I were to launch a product today:User-Friendly Experience: A platform that feels like second nature to real estate investors, with intuitive design and features that make life easier.All-in-One Solutions: A toolbox stacked with everything necessary for successful investing—from finding leads to analyzing deals and managing properties.Seamless Integration: Make workflow smoother by seamlessly connecting with other essential tools and platforms you rely on.Insightful Analytics: Next-level decision-making with advanced analytics and data visualization that help you optimize investment strategies.Now, the challenge lies in the fact that every investor is unique, and the features might be excessive if they don't offer genuine value.

Would it make sense to develop a 200 unit apartment complex if the census data says people are leaving Bremen and not moving there?

Then it will receive feedback from data such as click-through rates and booking rates to determine if it is a top property.With this I suggest that you take time during the slow season to scout your competition and upgrade amenities and photos to put your best foot forward.Obviously not everyone has the luxury to do this, but it will give your listing the best chance to take its place among the top results for your sub-market.Others may have valid opinions to the contrary, and I suggest you consider what you know about your market.

Then you may subscribe to AirDNA to understand the market data to see if it meets your expectations.

I have some good market data as well. 

Propstream offers extensive property data, such as transaction history, tax, foreclosure and upcoming property auctions.

I have no data to support that officially. 

While such disparities can be due to a variety of causes, residents in these cities had economic tailwinds to help them through recent cost of living increases.To see where income increased most, SmartAsset examined Census Bureau data for 124 of the largest cities in the country and ranked them by the size of income changes between 2019 and 2021.