0 abbreviation for buy-to-let : --
1 abbreviation for below the line: used to describe discussions or replies from readers that are published below an internet article, blog, etc.: --
2 → below-the-line --
There's quite an interesting discussion BTL.
As many people have pointed out BTL, there are factual errors in this column.
Some of the btl commenters were really vicious.
Love them or hate them, BTL comments have changed journalism.
mortgage lenders specializing in BTL