88.1. The manager may also require from the contractor that the contractor supply the following information, if the manager considers it appropriate considering the complaints received or the financial situation of the undertaking:(1) detailed cost estimates for the construction of a building;
(2) any document evidencing a change to the contract;
(3) when the work concerns multifamily buildings held in divided co-ownership having more than 5 private portions, a copy of the list of sale prices of the co-ownership units, a list of the units sold, the amount of the advance payments collected or to be collected and, where a supervisory mandate has been entrusted to a member of a professional order, a copy of such a mandate; and
(4) interim financial statements.