Which kinds of existing debt are fine
A bank term loan with a monthly payment. An SBA loan. An equipment loan on a truck or a machine. A business credit card with a balance. A line of credit, drawn or not. All of these are ordinary and expected; a business with none of them is rarer than one with several. The underwriter sees the payment leaving the account, subtracts it from what the deposits can carry, and sizes the new offer to what is left.
The question is capacity, not count. A business depositing $60,000 a month with $4,000 of existing monthly payments has plenty of room. The same business with $25,000 of existing daily and weekly debits does not, whatever the products are called.
The exception: another advance
An existing merchant cash advance or short-term working capital loan changes the picture in three ways. Its daily or weekly debits are already taking a share of deposits, so the room for a second is smaller. Its contract very often forbids taking additional financing without consent, and breaching that is a default. And a funder reading statements that show one advance being serviced knows that a second one, repaid alongside it, is the pattern that ends businesses.
Some funders write second and third positions deliberately, at higher factors, shorter terms and smaller amounts. That is the market pricing the risk, and the price is the warning.
What to do instead of stacking
If the first advance is mostly paid down, ask that funder about a renewal — and read our guide on what a renewal costs before you say yes. If the need is equipment, finance the equipment as equipment; an equipment lender's lien on a specific asset does not conflict with an advance the way a second advance does. If the need is a recurring gap, the honest answer is to clear the advance and set up a line of credit, and to bridge the gap between with the smallest amount that works.