diff --git a/docs/faq.md b/docs/faq.md
index 447cf561d..bcd2240f0 100644
--- a/docs/faq.md
+++ b/docs/faq.md
@@ -243,3 +243,11 @@ To do this with ExternalDNS you can use the `--annotation-filter` to specificall
 an instance of a ingress controller. Let's assume you have two ingress controllers `nginx-internal` and `nginx-external`
 then you can start two ExternalDNS providers one with `--annotation-filter=kubernetes.io/ingress.class=nginx-internal`
 and one with `--annotation-filter=kubernetes.io/ingress.class=nginx-external`.
+
+### Can external-dns manage(add/remove) records in a hosted zone which is setup in different aws account.
+
+yes, give it the correct cross-account/assume-role permissions and use the `--aws-assume-role` flag https://github.com/kubernetes-incubator/external-dns/pull/524#issue-181256561
+
+### how do I provide multiple values to the annotation `external-dns.alpha.kubernetes.io/hostname`
+
+separate them by `,`