When asking questions here, you might get a friendly link to some previous discussion of your topics.
Or you might help someone by giving them such links.
Look for such links here:
- The grin/docs folder: https://github.com/mimblewimble/grin/tree/master/doc and https://github.com/mimblewimble/grin/tree/milestone/testnet1/doc
- Both open and closed issues: https://github.com/mimblewimble/grin/issues?utf8=✓&q=is%3Aissue
- on this forum (sooner or later :-))
- issues/etc on community projects: https://github.com/mimblewimble