 Most of the suggested plans involved restructuring the medieval city's roads into a grid pattern, and were rejected on the grounds that re-parceling all the land would have been too difficult, time-intensive, and costly.Keeping Londoners in the city and salvaging its economy were top priorities, and thus the Act focused on putting straightforward, common-sense building regulations into place as soon as possible.In order to prevent improper construction by over-eager Londoners, the Act included a provision to demolish any new buildings that had been erected without adhering to the Act's regulations.