diff --git a/internal/fsm/machine.go b/internal/fsm/machine.go
index 8d3ae44..22dda56 100644
--- a/internal/fsm/machine.go
+++ b/internal/fsm/machine.go
@@ -86,6 +86,7 @@ func (m *Machine[T]) Move(id StateID, payload *T) error {
 		return err
 	}
 	m.state = id
+	m.payload = payload
 	return nil
 }
 
diff --git a/internal/handler/wizard/add_chat_member_state.go b/internal/handler/wizard/add_chat_member_state.go
new file mode 100644
index 0000000..c255961
--- /dev/null
+++ b/internal/handler/wizard/add_chat_member_state.go
@@ -0,0 +1,31 @@
+package wizard
+
+import (
+	"gitea.neur0tx.site/Neur0toxine/vegapokerbot/internal/fsm"
+	"gitea.neur0tx.site/Neur0toxine/vegapokerbot/internal/handler/iface"
+)
+
+const AddChatMemberStateID fsm.StateID = "add_chat_member"
+
+type AddChatMemberState struct {
+	State
+}
+
+func NewAddChatMemberState(app iface.App) fsm.IState[Wizard] {
+	return &AddChatMemberState{newBase(app)}
+}
+
+func (s *AddChatMemberState) Enter(pl *Wizard, mc fsm.MachineControls[*Wizard]) error {
+	if pl.Data.MyChatMember == nil {
+		_ = mc.Move(WaitingForMemberWebhookStateID, pl)
+	}
+	return nil
+}
+
+func (s *AddChatMemberState) Handle(pl *Wizard, mc fsm.MachineControls[*Wizard]) {
+	// todo: copy implementation from func (h *ChatMemberUpdatedHandler) handleAddToChat(tgChat telego.Chat) error
+}
+
+func (s *AddChatMemberState) ID() fsm.StateID {
+	return AddChatMemberStateID
+}
diff --git a/internal/handler/wizard/help_state.go b/internal/handler/wizard/help_state.go
index 52c94b1..45ac4a8 100644
--- a/internal/handler/wizard/help_state.go
+++ b/internal/handler/wizard/help_state.go
@@ -7,6 +7,8 @@ import (
 	tu "github.com/mymmrac/telego/telegoutil"
 )
 
+const HelpStateID fsm.StateID = "help"
+
 type HelpState struct {
 	State
 }
@@ -27,5 +29,5 @@ func (s *HelpState) Enter(pl *Wizard, _ fsm.MachineControls[*Wizard]) error {
 }
 
 func (s *HelpState) ID() fsm.StateID {
-	return "help"
+	return HelpStateID
 }
diff --git a/internal/handler/wizard/init.go b/internal/handler/wizard/init.go
index 6cf07df..64601fc 100644
--- a/internal/handler/wizard/init.go
+++ b/internal/handler/wizard/init.go
@@ -42,6 +42,9 @@ func newWizard() fsm.IMachine[Wizard] {
 func PopulateStates(app iface.App) {
 	states = []fsm.IState[Wizard]{
 		NewRegisterState(app),
+		NewWaitingForMemberWebhookState(app),
+		NewAddChatMemberState(app),
+		NewRemoveChatMemberState(app),
 		NewHelpState(app),
 	}
 	errorState = NewErrorState(app.Log())
diff --git a/internal/handler/wizard/register_state.go b/internal/handler/wizard/register_state.go
index 43cf1c1..adc7dca 100644
--- a/internal/handler/wizard/register_state.go
+++ b/internal/handler/wizard/register_state.go
@@ -8,6 +8,8 @@ import (
 	tu "github.com/mymmrac/telego/telegoutil"
 )
 
+const RegisterStateID fsm.StateID = "register"
+
 type RegisterState struct {
 	State
 }
@@ -16,7 +18,7 @@ func NewRegisterState(app iface.App) fsm.IState[Wizard] {
 	return &RegisterState{newBase(app)}
 }
 
-func (s *RegisterState) Handle(pl *Wizard, _ fsm.MachineControls[*Wizard]) {
+func (s *RegisterState) Handle(pl *Wizard, mc fsm.MachineControls[*Wizard]) {
 	loc := s.Localizer(pl.Data.Message.From.LanguageCode)
 	userRepo := s.App.DB().ForUser()
 	user, err := userRepo.ByTelegramID(pl.Data.Message.From.ID)
@@ -37,12 +39,7 @@ func (s *RegisterState) Handle(pl *Wizard, _ fsm.MachineControls[*Wizard]) {
 		if shouldUpdate {
 			_ = userRepo.Save(user)
 		}
-		_, err := s.App.TG().SendMessage(&telego.SendMessageParams{
-			ChatID:    tu.ID(pl.Data.Message.Chat.ID),
-			Text:      loc.Message("welcome"),
-			ParseMode: telego.ModeMarkdown,
-		})
-		s.LogError(err)
+		_ = mc.Move(WaitingForMemberWebhookStateID, pl)
 		return
 	}
 
@@ -59,18 +56,20 @@ func (s *RegisterState) Handle(pl *Wizard, _ fsm.MachineControls[*Wizard]) {
 			ParseMode: telego.ModeMarkdown,
 		})
 		s.LogError(err)
-		return
 	}
+	_ = mc.Move(WaitingForMemberWebhookStateID, pl)
+}
 
-	_, err = s.App.TG().SendMessage(&telego.SendMessageParams{
+func (s *RegisterState) Exit(pl *Wizard) {
+	loc := s.Localizer(pl.Data.Message.From.LanguageCode)
+	_, err := s.App.TG().SendMessage(&telego.SendMessageParams{
 		ChatID:    tu.ID(pl.Data.Message.Chat.ID),
 		Text:      loc.Message("welcome"),
 		ParseMode: telego.ModeMarkdown,
 	})
 	s.LogError(err)
-	return
 }
 
 func (s *RegisterState) ID() fsm.StateID {
-	return "register"
+	return RegisterStateID
 }
diff --git a/internal/handler/wizard/remove_chat_member_state.go b/internal/handler/wizard/remove_chat_member_state.go
new file mode 100644
index 0000000..1a1387b
--- /dev/null
+++ b/internal/handler/wizard/remove_chat_member_state.go
@@ -0,0 +1,31 @@
+package wizard
+
+import (
+	"gitea.neur0tx.site/Neur0toxine/vegapokerbot/internal/fsm"
+	"gitea.neur0tx.site/Neur0toxine/vegapokerbot/internal/handler/iface"
+)
+
+const RemoveChatMemberStateID fsm.StateID = "remove_chat_member"
+
+type RemoveChatMemberState struct {
+	State
+}
+
+func NewRemoveChatMemberState(app iface.App) fsm.IState[Wizard] {
+	return &RemoveChatMemberState{newBase(app)}
+}
+
+func (s *RemoveChatMemberState) Enter(pl *Wizard, mc fsm.MachineControls[*Wizard]) error {
+	if pl.Data.MyChatMember == nil {
+		_ = mc.Move(WaitingForMemberWebhookStateID, pl)
+	}
+	return nil
+}
+
+func (s *RemoveChatMemberState) Handle(pl *Wizard, mc fsm.MachineControls[*Wizard]) {
+	// todo: copy implementation from func (h *ChatMemberUpdatedHandler) handleRemoveFromChat(tgChat telego.Chat) error
+}
+
+func (s *RemoveChatMemberState) ID() fsm.StateID {
+	return RemoveChatMemberStateID
+}
diff --git a/internal/handler/wizard/waiting_for_member_webhook_state.go b/internal/handler/wizard/waiting_for_member_webhook_state.go
new file mode 100644
index 0000000..4b348e3
--- /dev/null
+++ b/internal/handler/wizard/waiting_for_member_webhook_state.go
@@ -0,0 +1,40 @@
+package wizard
+
+import (
+	"gitea.neur0tx.site/Neur0toxine/vegapokerbot/internal/fsm"
+	"gitea.neur0tx.site/Neur0toxine/vegapokerbot/internal/handler/iface"
+	"github.com/mymmrac/telego"
+	tu "github.com/mymmrac/telego/telegoutil"
+)
+
+const WaitingForMemberWebhookStateID fsm.StateID = "waiting_for_member_webhook"
+
+type WaitingForMemberWebhookState struct {
+	State
+}
+
+func NewWaitingForMemberWebhookState(app iface.App) fsm.IState[Wizard] {
+	return &WaitingForMemberWebhookState{newBase(app)}
+}
+
+func (s *WaitingForMemberWebhookState) Handle(pl *Wizard, mc fsm.MachineControls[*Wizard]) {
+	cm := pl.Data.MyChatMember
+	if !cm.OldChatMember.MemberIsMember() && cm.OldChatMember.MemberUser().ID == s.App.TGProfile().ID &&
+		cm.NewChatMember.MemberIsMember() && cm.NewChatMember.MemberUser().ID == s.App.TGProfile().ID {
+		_ = mc.Move(AddChatMemberStateID, pl)
+		return
+	}
+	if cm.OldChatMember.MemberIsMember() && cm.OldChatMember.MemberUser().ID == s.App.TGProfile().ID &&
+		!cm.NewChatMember.MemberIsMember() && cm.NewChatMember.MemberUser().ID == s.App.TGProfile().ID {
+		_ = mc.Move(RemoveChatMemberStateID, pl)
+		return
+	}
+
+	s.LogError(s.App.TG().LeaveChat(&telego.LeaveChatParams{
+		ChatID: tu.ID(pl.Data.MyChatMember.Chat.ID),
+	}))
+}
+
+func (s *WaitingForMemberWebhookState) ID() fsm.StateID {
+	return WaitingForMemberWebhookStateID
+}