Copper sulfate's a good call, but I'd be careful with it long-term. Had a plumber friend warn me once that regular use can corrode older metal pipes—e...

Totally agree on stirring the pipe dope—makes a huge difference. I've seen plenty of DIYers skip that step and then wonder why they're chasing leaks. ...

Totally get how overwhelming it feels—been there myself. Personally, I'd say energy efficiency (option B) is the biggest bang-for-your-buck move. Upgr...