"The letters also requested - in the interests of transparency - for the provision of certain information concerning the processes, which the Club considers that it is entitled to. Tottenham Hotspur will determine its next step as and when it receives a response to these letters," said a statement from Tottenham Hotspur.
The club has also contacted the London Borough of Newham although it was keen to stress that, at this point, no official proceedings had begun.
"The Olympic Park Legacy Company ran a very rigorous and transparent process in its selection of the recommended Preferred Bidder," said the OPLC in a statement.
"We have been supported by independent experts in their field in terms of legal, financial, commercial and technical advice. We have been consistent, fair, objective and entirely equal in our dealings with the Bidders from start to finish. We are confident that if these judicial review proceedings are pursued, our approach will be entirely vindicated by the courts."
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