Privet Hedge Renewal Pruning Timing

Can I do renewal pruning of my old privet hedge in May (know it is best to do in late winter or early spring)?  Half my hedge died when neighbour did landscaping and I would like to renew the rest…

Privet Hedge

I have a privet hedge in my front yard that is too high and wide for my small front yard. Can the hedge be cut back to the ground in order to start over? If not, how far from the…