strUsage+=HelpMessageOpt("-walletnotify=<cmd>",_("Execute command when a wallet transaction changes (%s in cmd is replaced by TxID)"));
strUsage+=HelpMessageOpt("-zapwallettxes=<mode>",_("Delete all wallet transactions and only recover those parts of the blockchain through -rescan on startup")+
""+_("(1 = keep tx meta data e.g. account owner and payment request information, 2 = drop tx meta data)"));
strUsage+=HelpMessageOpt("-blockminsize=<n>",strprintf(_("Set minimum block size in bytes (default: %u)"),0));
strUsage+=HelpMessageOpt("-blockmaxsize=<n>",strprintf(_("Set maximum block size in bytes (default: %d)"),DEFAULT_BLOCK_MAX_SIZE));
strUsage+=HelpMessageOpt("-blockprioritysize=<n>",strprintf(_("Set maximum size of high-priority/low-fee transactions in bytes (default: %d)"),DEFAULT_BLOCK_PRIORITY_SIZE));
if(GetBoolArg("-help-debug",false))
strUsage+=HelpMessageOpt("-blockversion=<n>",strprintf("Override block version to test forking scenarios (default: %d)",(int)CBlock::CURRENT_VERSION));