What prompted you to follow the success fees? Please let us know where you read or heard it (including the quote, if possible). Conditional royalty agreements are legal in all provinces of Canada, but with certain restrictions on which cases are allowed to be dealt with on a royalty basis.    In some cases, a lawyer may levy a percentage of recovery in the event of a victory, but must otherwise collect an hourly fee. [Citation required] The closing of the transaction usually depends on its conclusion on a given date or before. Suppose the buyer`s lender develops a problem and cannot provide the mortgages until the closing/financing date indicated in the contract. Technically, the seller can withdraw, although the deadline is usually only extended. .