Originally Posted by
skipaway
Credit to AA but book JL, QR, AY when available instead of AA. They have the best cabin bonuses and miles andLPs earned are based on miles not spend.. I don't know how AA decides how many dollars are allowed to each segment and sometimes my AA segments went through as miles based. Go figure
There's a nice fit with crediting aa/ba/ib to ay and jl/qr/ay to aa. Not hard getting emerald via AY, especially as you can buy tier points using avios if a bit short, and a decent number of AA miles.