"In the past, campaigns and official party committees, which are subject to contribution limits, generally observed a firewall that blocked information-sharing with super PACs..."

"... and nonprofits that accept unlimited contributions. Now, campaigns and outside groups are free to share messaging and exchange data. That new opportunity has allowed the Trump campaign to supplement a bare-bones in-house field program with allied programs fueled by megadonors.... By contrast, the Harris campaign and allied outside groups said they are not changing their approach in response to the FEC decision...."

From "Trump team gambles on new ground game capitalizing on loosened rules/The campaign is joining forces with outside groups such as Turning Point Action after regulators cleared the way for more coordination. But it comes with the risk of untested outfits duplicating efforts or working at cross purposes" (WaPo).

"At a Turning Point Action office in Waukesha, Wis., in June, about three dozen newly hired full-time community organizers got together with poster boards and scented markers to brainstorm techniques to meet their targeted neighbors..... [Organizers were instructed] not to come on too strong by showing up with MAGA hats and fliers. Instead, they should research their marks and start reaching out through Facebook groups, community events, or neighborly gestures such as recommending plumbers or harp teachers. They could even arrange seemingly chance encounters on coffee runs or dog walks. 'Some of these things sound like stalking,' one staffer whispered. 'Professional stalkers,' his colleague joked back. As one slide from the training implored: 'BE NORMAL. BE NORMAL. BE NORMAL.'"