have two strings to (one's) bow

To have multiple ways to accomplish something. At least you have two strings to your bow, since you can always contact your aunt if the recruiter from HR doesn't call you back.

Common Names:

Name	Pronounced	Usage
Annabella	ahn-nah-BEL-lah (Italian), an-ə-BEL-ə (English)	Italian, English (Modern)
Milly	MIL-ee (English)	Swedish, Norwegian, English
Dahlia	['deiljə]
Jacinto	hah-THEEN-to (Spanish), hah-SEEN-to (Latin American Spanish)	Spanish, Portuguese
Evie	EE-vee, EV-ee	English
Morgane	-	French