Ok. So we've been installing woven geotextile fabric underneath the layer of compacted aggregate gravel for years now. Stuff like this; From what I understand, that is common - to install this above the soil and below the compacted gravel, especially when you have heavy clay soil like we do. But I was recently reading on the Pavestone website and they recommend installing an actual geogrid above the gravel and right below the pavers, as in this photo: Do any of you do this in addition to the geotextile fabric underlayment that is down below? Instead of? Should we be adding this to our paver installations? .