'By the buy' is the online journal of strategic sourcing specialists
Trade Extensions.

Trade Extensions has the technology and expertise to enable businesses and sourcing professionals to make better sourcing decisions – decisions that are strategically-aligned and optimised against operational constraints.

Our software is uniquely flexible and can run projects ranging from simple reverse auctions to complex sourcing events involving goods and services worth billions of dollars, millions of data items and multiple rounds of negotiation.

We work across all sectors with some of world's most admired companies and organisations.