Recently several of my investor clients have leveraged equity in their primary or investment properties as down payments for purchase acquisitions by obtaining a HELOC or fixed rate second mortgage. 

Definitely check in with @Joseph Chiofalo for Jumbo second home and investor loan products, we just had an unbeatable rate and appraisal waiver here on the coast. 

While opinions may vary, I rely on data to help drive real estate decisions and planning.Key ConsiderationsEducational Attainment: 77008 boasts higher numbers of residents with bachelor's (12,241) and master's degrees (5,739) compared to 77063.Demographics: 77063 has a higher percentage of foreign-born residents (41.02%) which typically indicates a strong rental market and with 76.86% renter-occupied versus 32.60% in 77008.Economic Factors: Median income in 77008 is $140,609 with a low unemployment rate of 3.37%, whereas 77063 shows lower median income ($51,899), higher unemployment (9.99%), and more families below the poverty level (16.51%), which may indicate economic diversity but also potential rental payment risks​​.Age Distribution: 77008 has more middle-aged residents (35-54) [8970 compared to 6,115] and a slightly higher proportion of young adults (25-34) compared to 77063 but both are popular with younger adults suggesting strong rental markets equally exist.

or any recommendations on which is the best Bank/lender to get one with the best rates? 

Auctions require advertising $.

You would never ask an attorney to lower his rate for doing his job and telling you what to expect. 

Look on Vrbo and Airbnb and see if bigger houses are booked at good rates.

"McAllen was recognized as the third safest city by SmartAssest.com, which analyzed a core set of common safety factors, including the following five metrics: violent crime, property crime, vehicular mortality rate, drug poisoning mortality rate and the percentage of the population engaging in excessive drinking."

I am about to start website and make sure that he get a good attention from SEC.jv should not be a way to do illegal things @Rahul Bhatt, Please start a new thread to counter his continuing advertising for new victims.

So in my case, we selected June 1st - June 29th, adjusted the minimum stay to 2 nights for that period, and upped the rent for that period to STR rates.