Some builders do offer 5% allowance to specific realtors, and the realtors are able to offer you 90% to 85% guarantee sale of the value of your house. However, the time limit is only within 3 months and you have to sale the house right away. " u) g* a. e0 i S/ e + U" M9 ]0 _. N/ t' e9 X) xIf you build a new house from a lot, you have to find a completion mortgage builder with 5% to 10% downpayment. 8 R5 K3 W5 O5 T! e" v # R* K; \) X4 j+ c& t) lif you would like to buy a used house, sell you current one and buy after.! A7 F R( A$ G( q* Z# r$ [