One of the challenges facing Hams who reside in restricted HOA environments is how to effectively communicate with distant Hams when one cannot put up high vertical antennas. An illuminating article describing ideas that might help to overcome this deficit can be found by following the below link.
Click to access present-tvarc_antenna_guide.pdf
Understanding HF Propagation Reports
Understanding HF propagation reports can be a bit confusing. There are several measures that tell the Ham Operator something about the conditions effecting transmission and receiving of signals. A common display of key statistics appears on the QRZ page many Hams subscribe to. Interpreting those numbers are explained in the attached article. This concise and User Friendly brief article is most helpful to the casual and experienced ham Operator.