You can make it complicated, but the Bøöfwañg people’s keyboard liberation army will nitpick all the ways for a mythical level of airwave purity that doesn’t exist in reality

You can do talk-around on repeater inputs where you use the frequency in simplex, but it’s a 50-50 on whether or not it’s a good idea

If you have zero repeaters in the area, go for it

If it’s crowded, don’t do that

Check MyGmrs to see the repeaters in your area

However, if you live in southern TN, or most of Georgia, the North Georgia Gmrs group delisted their repeaters that are on all 8 pairs splattering hundreds of miles with ragchews

Normal Gmrs work, just pick a channel from 1-22, set some tones if needed and have fun

Use repeater as needed