A credit card with $ 10k - $ 15k is adequate for most and an unsecured LOC for $ 50k works very well when you are in a bind. (biggerpockets.com)
LockChain had a successful company on LOC token sale. (cryptotimes.news)
2 Unsecured Business Line of Credit — This type of LOC does not require specified assets as collateral — however a general lien and personal guarantee will likely be required. (ondeck.com)