Top retail executives said they were worried that e-tailers had not spent enough money on their back-end infrastructures at an e-commerce conference held in Sydney recently. Huy Truaong,, said his company has forged an alliance with BP Australia which will assist with its distribution process. Jenni Deslandes, David Jones e-commerce general manager, said traditional retailers have an advantage over pure e-tailers because the distribution network is already in place.