@garfield1
You may have 2 options:
1. If you are a wholesaler trading goods, consider having an inventory management app with B2B feature. You may set multi-currency list price for your customers. You may start exploring these apps
http://www.primaseller.com/?utm_source=Affiliate&fp_ref=primaseller
https://go.tradegecko.com/register?code=fiat-lux
https://www.zaperp.com/ref/25/
2. Explore this payment service to deal with multi currency transactions. It supports QBO. You may release invoice and get paid in CAD, and your customer will pay it in their local currency (e.q US customer pays in USD).
https://veem.grsm.io/veems
