Two under two

Sjs314 • 👧🏼girl #1 6.8.14 👧🏼girl #2 12.8.15! 👼🏻Miscarriage 6.8.18 🌈 👶🏼 Due March ‘19
My babies will be 18 months apart. I was hoping for some good advice from those who have babies close together! Like do I need to get another crib? I won't have help from relatives because I live farther away so any advice to keep my sanity and make it easier would be great! TIA!