diff --git a/plan/command/sync.go b/plan/command/sync.go
index ff4bc46..511bb30 100644
--- a/plan/command/sync.go
+++ b/plan/command/sync.go
@@ -1,7 +1,11 @@
 package command
 
 import (
+	"encoding/json"
+	"fmt"
+
 	"github.com/urfave/cli/v2"
+	"go-mod.ewintr.nl/planner/item"
 	"go-mod.ewintr.nl/planner/plan/storage"
 	"go-mod.ewintr.nl/planner/sync/client"
 )
@@ -18,25 +22,63 @@ var SyncCmd = &cli.Command{
 	},
 }
 
-func NewSyncCmd(client *client.Client, localRepo storage.LocalID, eventRepo storage.Event) *cli.Command {
+func NewSyncCmd(client *client.Client, syncRepo storage.Sync, localIDRepo storage.LocalID, eventRepo storage.Event) *cli.Command {
 	SyncCmd.Action = func(cCtx *cli.Context) error {
-		return Sync(client, localRepo, eventRepo, cCtx.Bool("full"))
+		return Sync(client, syncRepo, localIDRepo, eventRepo, cCtx.Bool("full"))
 	}
 	return SyncCmd
 }
 
-func Sync(client *client.Client, localRepo storage.LocalID, eventRepo storage.Event, full bool) error {
+func Sync(client *client.Client, syncRepo storage.Sync, localIDRepo storage.LocalID, eventRepo storage.Event, full bool) error {
 	// find local new and updated
+	sendItems, err := syncRepo.FindAll()
+	if err != nil {
+		return fmt.Errorf("could not get updated items: %v", err)
+	}
 
 	// send new and updated
-	//
+	if err := client.Update(sendItems); err != nil {
+		return fmt.Errorf("could not send updated items: %v", err)
+	}
+
+	if err := syncRepo.DeleteAll(); err != nil {
+		return fmt.Errorf("could not clear updated items: %v", err)
+	}
+
 	// get new/updated items
+	recItems, err := client.Updated(item.KindEvent)
+	if err != nil {
+		return fmt.Errorf("could not receive updates: %v", err)
+	}
 
-	// delete deleted
+	lidMap, err := localIDRepo.FindAll()
+	if err != nil {
+		return fmt.Errorf("could not get local ids: %v", err)
+	}
+	for _, ri := range recItems {
+		var eBody item.EventBody
+		if err := json.Unmarshal([]byte(ri.Body), eBody); err != nil {
+			return fmt.Errorf("could not unmarshal event body: %v", err)
+		}
+		e := item.Event{
+			ID:        ri.ID,
+			EventBody: eBody,
+		}
 
-	// update existing
-
-	// localid and add new
+		if err := eventRepo.Store(e); err != nil {
+			return fmt.Errorf("could not store event: %v", err)
+		}
+		lid, ok := lidMap[ri.ID]
+		if !ok {
+			lid, err = localIDRepo.Next()
+			if err != nil {
+				return fmt.Errorf("could not get next local id: %v", err)
+			}
+		}
+		if err := localIDRepo.Store(ri.ID, lid); err != nil {
+			return fmt.Errorf("could not store local id: %v", err)
+		}
+	}
 
 	return nil
 }
diff --git a/plan/storage/storage.go b/plan/storage/storage.go
index e20c24b..c7bfdd9 100644
--- a/plan/storage/storage.go
+++ b/plan/storage/storage.go
@@ -18,6 +18,12 @@ type LocalID interface {
 	Delete(id string) error
 }
 
+type Sync interface {
+	FindAll() ([]item.Item, error)
+	Store(i item.Item) error
+	DeleteAll() error
+}
+
 type Event interface {
 	Store(event item.Event) error
 	Find(id string) (item.Event, error)