Honestly, the workaround I always used for this is starring the e-mail or Boomerang it if it's really important. Also, mailing lists and social coupons get filt

Honestly, the workaround I always used for this is starring the e-mail or Boomerang it if it's really important. Also, mailing lists and social coupons get filtered immediately. Boomerang is pretty similar to some features of Inbox.