Ublock origin
VPN
Tor
Self host as much as possoble
Get friends and family on signal or simplex
PO Box or PMB
GrapheneOS
Prepaid sim with cash or silent.link
Automatic backups
Redundancies
Remove single points of failure
Disposable debit cards like privacy.com or vanilla visa
House and cars in trusts (easier than you think)
Turn off home wifi SSID broadcast