SBL provides contract bathroom furniture and fittings for a wide variety of domestic and commercial...

According to Paul Steele's 'The Seller's Perspective', customer can be classified into 4 categories as below:

In this scenario, although SBL's spend claims large portion in suppliers' revenues, their draconian treatment will reduce SBL's attractiveness in supplier's perspective. SBL falls into Exploit quadrant. With exploitable customers, suppliers tend to 'milk' the customer and charge a high price to compensate for all the pain customer put on them.