For example, I have credit cards with $15K to $30K limits that may go from a zero balance to being maxed out when I'm doing a rehab project - and my score will drop accordingly.

Its a site for direct booking so you make the rules and requirements, you take payment by however you want - cash, check, Venmo, Zelle, or regular credit cards if you are set up with Stripe, Square or one of the other processors. 

New hereWhat do you all see for open credit cards in applications?

Same for credit card etc only time you need different accounts is for different entities 

I might suggest you do a google search for examples, including this one for a CA GP: https://smkcap.com/wp-content/uploads/user_files/1345643899SMK%20Hollywood%20Triplex%20-%20Joint%20Venture%20Agreement%20GKhouri%208-20-12.pdf

It could be a gas card that you use to fill up your tank and pay off every month. 

Funding through a 0% credit card and throwing as much money at it every month to eventually pay it off.2. 

The cleaner uploads photos, that kind of thing.

my question is what are you going to use the credit cards for?

Here is an example of how: How to make the map (free + fast)Go to Google My Maps (not regular Maps): https://www.google.com/mymapsCreate a new map → “Import” on the first layer → upload the CSV you just downloaded.Set “Name” as the title column and “Address” as the location column.Click the paint-bucket icon to style categories (Parks, Museums, Food & Drink).Rename the map “Guest Map” → Share → change link to “Anyone with the link – Viewer.”