then you may have 2 options to deal with USD currency:
1. Pick QBO Essentials or Plus to enable the multi currency and set USD as your home currency prior to posting any transactions.
2. Keep using GEL as your home currency and open a virtual USD bank account at Wise. You may keep accepting GEL for your domestic transactions and accept USD payments thru Wise. You may convert your USD balance anytime you need to GEL.