Also participation mortgages were popular.  

If so, paperstac.com is quite popular these days.

Texas, MTR vs STR is a popular daily topic within the company.

Google street view postcards became popular a couple of years ago, and they didn't last long.

They are not very popular in my market (Milwaukee) either, but for no obvious reasons.

It's a dent for future demand but the Research Triangle has always been popular.

Here are some popular options that have good reviews:https://clockify.me/https://toggl.com/track/https://repstracker.com/REPS Tracker is interesting in that it's specific to REPS, but it seems like of silly to have to pay $30/month for such a simple app. 

Are you willing to start in less popular markets before competing with experienced companies using the big markets?

STR's are one of the more popular forum topics and 'complicated' investment categories (especially for newbies) so I wanted to share some recent investor and operator experiences on the Oregon Coast and why a coastal STR vacation rental home is worth considering. - Feasibility & Permit-ability: If you know where to look you can still secure a STR permit in most cities or counties from Brookings to Astoria.

High LTVs, short maturities, mezzanine debt, outside preferred equity, and multiple share classes (the recently popular A/B equity structure) all increase risk.