diff --git a/client/auth.go b/client/auth.go
index 9bc782f..9019867 100644
--- a/client/auth.go
+++ b/client/auth.go
@@ -23,6 +23,9 @@ func (c *Client) Login(username string, password string) error {
 	}
 	var cs types.CapabilitiesResponse
 	r.JSON(&cs)
+	if cs.Ocs.Meta.Statuscode != 100 {
+		return fmt.Errorf("%d : %s", cs.Ocs.Meta.Statuscode, cs.Ocs.Meta.Message)
+	}
 	c.capabilities = &cs.Ocs.Data.Capabilities
 	return nil
 }
diff --git a/client/groups.go b/client/groups.go
index da13c8e..d4b5da1 100644
--- a/client/groups.go
+++ b/client/groups.go
@@ -1 +1,79 @@
 package client
+
+import (
+	"fmt"
+	req "github.com/levigross/grequests"
+	"github.com/partitio/gonextcloud/client/types"
+	"net/http"
+)
+
+func (c *Client) GroupList() ([]string, error) {
+	res, err := c.baseRequest(routes.groups, "", "", nil, http.MethodGet)
+	if err != nil {
+		return nil, err
+	}
+	var gr types.GroupListResponse
+	res.JSON(&gr)
+	if gr.Ocs.Meta.Statuscode != 100 {
+		return nil, fmt.Errorf("%d : %s", gr.Ocs.Meta.Statuscode, gr.Ocs.Meta.Message)
+	}
+	return gr.Ocs.Data.Groups, nil
+}
+
+func (c *Client) Group(name string) ([]string, error) {
+	res, err := c.baseRequest(routes.groups, name, "", nil, http.MethodGet)
+	if err != nil {
+		return nil, err
+	}
+	var r types.UserListResponse
+	res.JSON(&r)
+	if r.Ocs.Meta.Statuscode != 100 {
+		return nil, fmt.Errorf("%d : %s", r.Ocs.Meta.Statuscode, r.Ocs.Meta.Message)
+	}
+	return r.Ocs.Data.Users, nil
+}
+
+func (c *Client) GroupCreate(name string) error {
+	ro := &req.RequestOptions{
+		Data: map[string]string{
+			"groupid": name,
+		},
+	}
+	if err := c.groupBaseRequest("", "", ro, http.MethodPost); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (c *Client) GroupDelete(name string) error {
+	if err := c.groupBaseRequest(name, "", nil, http.MethodDelete); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (c *Client) GroupSubAdminList(name string) ([]string, error) {
+	res, err := c.baseRequest(routes.groups, name, "subadmins", nil, http.MethodGet)
+	if err != nil {
+		return nil, err
+	}
+	var r types.UserListResponse
+	res.JSON(&r)
+	if r.Ocs.Meta.Statuscode != 100 {
+		return nil, fmt.Errorf("%d : %s", r.Ocs.Meta.Statuscode, r.Ocs.Meta.Message)
+	}
+	return r.Ocs.Data.Users, nil
+}
+
+func (c *Client) groupBaseRequest(name string, route string, ro *req.RequestOptions, method string) error {
+	res, err := c.baseRequest(routes.groups, name, route, ro, method)
+	if err != nil {
+		return err
+	}
+	var ur types.GroupListResponse
+	res.JSON(&ur)
+	if ur.Ocs.Meta.Statuscode != 100 {
+		return fmt.Errorf("%d : %s", ur.Ocs.Meta.Statuscode, ur.Ocs.Meta.Message)
+	}
+	return nil
+}
diff --git a/client/types/responses.go b/client/types/responses.go
index c17ef84..b7db77a 100644
--- a/client/types/responses.go
+++ b/client/types/responses.go
@@ -41,7 +41,7 @@ type UserResponse struct {
 	} `json:"ocs"`
 }
 
-type SubAdminResponse struct {
+type BaseResponse struct {
 	Ocs struct {
 		Meta struct {
 			Status       string `json:"status"`
diff --git a/client/users.go b/client/users.go
index 486b978..f65178f 100644
--- a/client/users.go
+++ b/client/users.go
@@ -35,7 +35,7 @@ func (c *Client) User(name string) (*types.User, error) {
 	var ur types.UserResponse
 	res.JSON(&ur)
 	if ur.Ocs.Meta.Statuscode != 100 {
-		return nil, fmt.Errorf(ur.Ocs.Meta.Message)
+		return nil, fmt.Errorf("%d : %s", ur.Ocs.Meta.Statuscode, ur.Ocs.Meta.Message)
 	}
 	return &ur.Ocs.Data, nil
 }
@@ -55,7 +55,7 @@ func (c *Client) UserSearch(search string) ([]string, error) {
 	var r types.UserListResponse
 	res.JSON(&r)
 	if r.Ocs.Meta.Statuscode != 100 {
-		return nil, fmt.Errorf(r.Ocs.Meta.Message)
+		return nil, fmt.Errorf("%d : %s", r.Ocs.Meta.Statuscode, r.Ocs.Meta.Message)
 	}
 	return r.Ocs.Data.Users, nil
 }
@@ -137,7 +137,7 @@ func (c *Client) UserGroupList(name string) ([]string, error) {
 	var r types.GroupListResponse
 	res.JSON(&r)
 	if r.Ocs.Meta.Statuscode != 100 {
-		return nil, fmt.Errorf(r.Ocs.Meta.Message)
+		return nil, fmt.Errorf("%d : %s", r.Ocs.Meta.Statuscode, r.Ocs.Meta.Message)
 	}
 	return r.Ocs.Data.Groups, nil
 }
@@ -188,10 +188,10 @@ func (c *Client) UserGroupSubAdminList(name string) ([]string, error) {
 	if err != nil {
 		return nil, err
 	}
-	var r types.SubAdminResponse
+	var r types.BaseResponse
 	res.JSON(&r)
 	if r.Ocs.Meta.Statuscode != 100 {
-		return nil, fmt.Errorf(r.Ocs.Meta.Message)
+		return nil, fmt.Errorf("%d : %s", r.Ocs.Meta.Statuscode, r.Ocs.Meta.Message)
 	}
 	return r.Ocs.Data, nil
 }
@@ -207,36 +207,14 @@ func (c *Client) userUpdateAttribute(name string, key string, value string) erro
 }
 
 func (c *Client) userBaseRequest(name string, route string, ro *req.RequestOptions, method string) error {
-	if !c.loggedIn() {
-		return unauthorized
-	}
-	u := c.baseURL.ResolveReference(routes.users)
-	if name != "" {
-		u.Path = path.Join(u.Path, name)
-	}
-	if route != "" {
-		u.Path = path.Join(u.Path, route)
-	}
-	var (
-		res *req.Response
-		err error
-	)
-	if method == http.MethodGet {
-		res, err = c.session.Get(u.String(), ro)
-	} else if method == http.MethodPost {
-		res, err = c.session.Post(u.String(), ro)
-	} else if method == http.MethodPut {
-		res, err = c.session.Put(u.String(), ro)
-	} else if method == http.MethodDelete {
-		res, err = c.session.Delete(u.String(), ro)
-	}
+	res, err := c.baseRequest(routes.users, name, route, ro, method)
 	if err != nil {
 		return err
 	}
 	var ur types.UserResponse
 	res.JSON(&ur)
 	if ur.Ocs.Meta.Statuscode != 100 {
-		return fmt.Errorf(ur.Ocs.Meta.Message)
+		return fmt.Errorf("%d : %s", ur.Ocs.Meta.Statuscode, ur.Ocs.Meta.Message)
 	}
 	return nil
 }
diff --git a/client/utils.go b/client/utils.go
new file mode 100644
index 0000000..b48446a
--- /dev/null
+++ b/client/utils.go
@@ -0,0 +1,38 @@
+package client
+
+import (
+	req "github.com/levigross/grequests"
+	"net/http"
+	"net/url"
+	"path"
+)
+
+func (c *Client) baseRequest(route *url.URL, name string, subroute string, ro *req.RequestOptions, method string) (*req.Response, error) {
+	if !c.loggedIn() {
+		return nil, unauthorized
+	}
+	u := c.baseURL.ResolveReference(route)
+	if name != "" {
+		u.Path = path.Join(u.Path, name)
+	}
+	if subroute != "" {
+		u.Path = path.Join(u.Path, subroute)
+	}
+	var (
+		res *req.Response
+		err error
+	)
+	if method == http.MethodGet {
+		res, err = c.session.Get(u.String(), ro)
+	} else if method == http.MethodPost {
+		res, err = c.session.Post(u.String(), ro)
+	} else if method == http.MethodPut {
+		res, err = c.session.Put(u.String(), ro)
+	} else if method == http.MethodDelete {
+		res, err = c.session.Delete(u.String(), ro)
+	}
+	if err != nil {
+		return nil, err
+	}
+	return res, nil
+}