A high number of queries were related to self-employed clients who were keen to understand how their income would be treated by lenders.
PRIMIS Mortgage Network resolved 2,186 broker queries in September, a 21% rise on the pre-pandemic average of 1,800.
Between April and September 2020, the network supported brokers with 12,364 queries in total, a 14% rise on an average six-month period.
The majority of questions received focused on the availability of high loan-to-value (LTV) deals and which lenders were operating in the market.
A high number of queries were related to self-employed clients who were keen to understand how their income would be treated by lenders.
According to the network, it aims to resolve queries from advisers within four hours and is currently operating an email and call back only service due to the restrictions caused by coronavirus.
Vikki Jefferies, proposition director at PRIMIS, said: “As broker champions, we recognise the importance of supporting and investing in our advisers so they can provide customers with the best possible outcomes – particularly at this time.
“This is demonstrated by today’s figures, reflecting the work of our highly skilled product desk team in assisting brokers as the COVID-19 crisis continues to impact advisers’ business.
“Sharing best practice is at the heart of what we do, and we are confident that with the expertise of our product desk, advisers will be better equipped to best serve customers as the pandemic continues.”