SAI Global has been approached by a number of parties expressing interest in buying the group or its businesses and will, as a result, establish a formal process to review its options.Last week, SAI Global announced that the private equity group Pacific Equity Partners had submitted a non-binding indicative proposal to acquire 100 per cent of its issued share capital. SAI Global's businesses include mortgage processing services and a property information brokerage.Yesterday, the company announced that it was in the process of establishing a virtual data room that would be made available to all parties selected to participate.PEP has made an indicative offer between A$5.10 and $5.25 a share, which represents a premium of 23 per cent to 27 per cent over the 90-day average share price as at May 23.SAI Global has been through a difficult transformation over the past couple of years. It made a loss of $43.1 million in 2012/13 after taking an $86 million impairment charge related to the assets in its compliance division.The company conceded in a recent investor briefing that its EBITDA had "flat-lined" over the past four years and that its margins were falling.