i,m new to this so hi to everyone ,,,this confuses me a little if i use pure water to clean the windows and then it rains and rain water has a tds reading of 028 ,then isnt the rain water gonna leave spots when it dries,,by the way am i the only girl w/c,,,well i,m not really a w/c i have just got a van and a wfp set up and am going out tmrw looking for work any hints/tips ,,,,how long does it usualy take to start making a bit of money ,,