If you connect your IDE to a TECH-IS INC. solution and you get the follow error:

"NU1101 Unable to find package TECHIS.EndApps.App. No packages exist with this id in source(s): Microsoft Visual Studio Offline Packages, nuget.org"

To remedy this error, please add the relevant TECH-IS INC. package feed.

See below:

 

Name:
Techis.NetCore.2

Source:
https://tech-is.pkgs.visualstudio.com/_packaging/NetCore-Feed/nuget/v3/index.json