Comment by mamcx

I have a niche in "make orders/invoices" for on-the-road sales in my country. The major selling point is that I synchronize the data ASAP from dozens of local ERPs/Accounting packages.

A business partner is the one that sells it, but now I am looking to do direct sales:

(The site is in Spanish, and the app is already localized in English but not yet an international customer):

https://www.bestsellerapp.net

Now I am turning it into a more fully-featured app with integrated eCommerce (still incomplete!) and an offline native iOS/Android app for order taking.