Fairfax Financial Holdings has signed an agreement to buy the Canadian Toys “R” Us business for some $300 million, the Financial Post says. The bid is seen as an opening for others to enter competing proposals by Monday. Fairfax would receive a break fee of about 4 per cent if another bidder is chosen, a source told the Post. Rogers Communications Inc. has signed up far more wireless subscribers in the first three months of the year than expected. Rogers said on Thursday after markets closed that it added 95,000 new mobile customers on contract, beating the average estimate of 58,000 that analysts had predicted. and CP Rail has begun shutting down train operations ahead of a possible strike set to start Saturday by two unionized workforces. CP says it continues to bargain with both the Teamsters Canada Rail Conference and the International Brotherhood of Electrical Workers, which have given strike notices for this Saturday.