As soon as she was certain that there were no Muggles nearby to witness her disappear into thin air, she spun in place with the destination of the former Headquarters in mind. Even if it was just for a few minutes, she had to make a visit every day to check its progress. Some days she did nothing but ensure with her own eyes that it was still there. With enough gaps in her memory, she couldn't afford to rely on the shaky recollections of stirring it. She had to see it to believe it was happening. So much of her plan relied on the polyjuice potion. Enough that she'd woken up many times in the middle of the night to worry that it would all fail.