Foreigners can buy condominium units under their own name only if the condo unit that they are purchasing has an available foreign quota up to 49% percent of the sellable size of the condominium. 49% is the maximum allocation available to foreign buyers. In case the foreign quota has already reached the 49% in a particular building, foreigners still may able to make purchase a condominium through a leasehold agreement for 30 years. 30 year leasehold contracts do have the possibility and potential to be renewed and rolled over
Note: In some cases, developers are selling a Thai Quota units at a lower price for the reason that it can only be sold to a Thai national or to a Thai registered company.
Yes. A foreign-owned property may be rented out. Some banks may allow you to open an account to collect the rents. You, as a non-resident, must be aware that personal income tax shall be deducted from your income earning in Thailand.